Arithmetic Operators + - * / \ ^ ' Matrix and array arithmeticRelational Operators < > <= >= == ~=

Relational operations

Logical Operators: Elementwise & | ~ Elementwise logical operations on arraysLogical Operators: Short-circuit && || Logical operations, with short-circuiting capabilitySpecial Characters [ ] ( ) {} = ' . ... , ; : % ! @

Special characters

colon (:) Create vectors, array subscripting, and for-loop iterators         abs Absolute value and complex magnitudeaccumarray Construct array with accumulationacos Inverse cosine; result in radiansacosd Inverse cosine; result in degreesacosh Inverse hyperbolic cosineacot Inverse cotangent; result in radiansacotd Inverse cotangent; result in degreesacoth Inverse hyperbolic cotangentacsc Inverse cosecant; result in radiansacscd Inverse cosecant; result in degreesacsch Inverse hyperbolic cosecantactxcontrol Create Microsoft ActiveX control in figure windowactxcontrollist List currently installed Microsoft ActiveX controlsactxcontrolselect Create Microsoft ActiveX control from GUIactxGetRunningServer Handle to running instance of Automation serveractxserver Create COM serveraddCause (MException) Record additional causes of exceptionaddevent Add event to timeseries objectaddframe (avifile) Add frame to Audio/Video Interleaved (AVI) fileaddlistener (handle) Create event listeneraddOptional    inputParser method Add optional argument to Input Parser schemeaddParamValue    inputParser method Add parameter name and value argument to Input Parser schemeaddpath Add folders to search pathaddpref Add preferenceaddprop (dynamicprops) Add dynamic propertyaddproperty Add custom property to COM objectaddRequired    inputParser method Add required argument to Input Parser schemeaddsample    timeseries method Add data sample to timeseries objectaddsampletocollection Add sample to tscollection objectaddtodate Modify date number by fieldaddts Add timeseries object to tscollection objectairy Airy functionsalign Align user interface controls (uicontrols) and axesalim Set or query axes alpha limitsall Determine whether all array elements are nonzero or trueallchild Find all children of specified objectsalpha Set transparency properties for objects in current axes

alphamap Specify figure alphamap (transparency)amd Approximate minimum degree permutationancestor Ancestor of graphics objectand Find logical AND of array or scalar inputsangle Phase angleannotation Create annotation objectsAnnotation Arrow Properties Define annotation arrow propertiesAnnotation Doublearrow Properties Define annotation doublearrow propertiesAnnotation Ellipse Properties Define annotation ellipse propertiesAnnotation Line Properties Define annotation line propertiesAnnotation Rectangle Properties Define annotation rectangle propertiesAnnotation Textarrow Properties Define annotation textarrow propertiesAnnotation Textbox Properties Define annotation textbox propertiesans Most recent answerany Determine whether any array elements are nonzeroappend    timeseries method Concatenate time series objects in time dimensionarea Filled area 2-D plotAreaseries Properties Define areaseries propertiesarrayfun Apply function to each element of arrayascii    FTP method Set FTP transfer type to ASCIIasec Inverse secant; result in radiansasecd Inverse secant; result in degreesasech Inverse hyperbolic secantasin Inverse sine; result in radiansasind Inverse sine; result in degreesasinh Inverse hyperbolic sineassert Generate error when condition is violatedassignin Assign value to variable in specified workspaceatan Inverse tangent; result in radiansatan2 Four-quadrant inverse tangentatand Inverse tangent; result in degreesatanh Inverse hyperbolic tangentaudiodevinfo Information about audio deviceaudioplayer Create object for playing audioaudiorecorder Create object for recording audioaufinfo Information about NeXT/SUN (.au) sound fileauread Read NeXT/SUN (.au) sound fileauwrite Write NeXT/SUN (.au) sound fileavifile Create new Audio/Video Interleaved (AVI) fileaviinfo Information about Audio/Video Interleaved (AVI) fileaviread Read Audio/Video Interleaved (AVI) fileaxes Create axes graphics objectAxes Properties Modify axes propertiesaxis Axis scaling and appearancebalance Diagonal scaling to improve eigenvalue accuracybar Plot bar graphbar3 Plot 3-D bar graphbar3h Plot horizontal 3-D bar graph

barh Plot bar graph horizontallyBarseries Properties Define barseries propertiesbaryToCart    TriRep method Convert point coordinates from barycentric to Cartesianbase2dec Convert base N number string to decimal numberbeep Produce beep soundBeginInvoke Initiate asynchronous .NET delegate callbench MATLAB benchmarkbesselh Bessel function of third kind (Hankel function)besseli Modified Bessel function of first kindbesselj Bessel function of first kindbesselk Modified Bessel function of second kindbessely Bessel function of second kindbeta Beta functionbetainc Incomplete beta functionbetaincinv Beta inverse cumulative distribution functionbetaln Logarithm of beta functionbicg Biconjugate gradients methodbicgstab Biconjugate gradients stabilized methodbicgstabl Biconjugate gradients stabilized (l) methodbin2dec Convert binary number string to decimal numberbinary    FTP method Set FTP transfer type to binarybitand Bit-wise ANDbitcmp Bitwise complementbitget Bit at specified positionbitmax Maximum double-precision floating-point integerbitnot Bit-wise NOTbitor Bit-wise ORbitset Set bit at specified positionbitshift Shift bits specified number of placesbitxor Bit-wise XORblanks Create string of blank charactersblkdiag Construct block diagonal matrix from input argumentsbox Axes borderbreak Terminate execution of for or while loopbrighten Brighten or darken colormapbrush Interactively mark, delete, modify, and save observations in graphsbsxfun Apply element-by-element binary operation to two arrays with

singleton expansion enabledbuilddocsearchdb Build searchable documentation databasebuiltin Execute built-in function from overloaded methodbvp4c Solve boundary value problems for ordinary differential equationsbvp5c Solve boundary value problems for ordinary differential equationsbvpget Extract properties from options structure created with bvpsetbvpinit Form initial guess for bvp4cbvpset Create or alter options structure of boundary value problembvpxtend Form guess structure for extending boundary value solutionscalendar Calendar for specified monthcalllib Call function in shared library

callSoapService Send SOAP message to endpointcamdolly Move camera position and targetcameratoolbar Control camera toolbar programmaticallycamlight Create or move light object in camera coordinatescamlookat Position camera to view object or group of objectscamorbit Rotate camera position around camera targetcampan Rotate camera target around camera positioncampos Set or query camera positioncamproj Set or query projection typecamroll Rotate camera about view axiscamtarget Set or query location of camera targetcamup Set or query camera up vectorcamva Set or query camera view anglecamzoom Zoom in and out on scenecart2pol Transform Cartesian coordinates to polar or cylindricalcart2sph Transform Cartesian coordinates to sphericalcartToBary    TriRep method Convert point coordinates from cartesian to barycentriccase Optional keyword in switch statementcast Cast variable to different data typecat    function Concatenate arrays along specified dimension    matlab.mixin.Heterogeneous method

Concatenation for heterogeneous arrays

catch Handle error detected in try statementcaxis Color axis scalingcd    function Change current folder    FTP method Change or view current folder on FTP servercdf2rdf Convert complex diagonal form to real block diagonal formcdfepoch Convert MATLAB formatted dates to CDF formatted datescdfinfo Information about Common Data Format (CDF) filecdflib Summary of Common Data Format (CDF) capabilitiescdflib.close Close Common Data Format (CDF) filecdflib.closeVar Close specified variable from multifile format Common Data Format

(CDF) filecdflib.computeEpoch Convert time value to CDF_EPOCH valuecdflib.computeEpoch16 Convert time value to CDF_EPOCH16 valuecdflib.create Create Common Data Format (CDF) filecdflib.createAttr Create attributecdflib.createVar Create new variablecdflib.delete Delete existing Common Data Format (CDF) filecdflib.deleteAttr Delete attributecdflib.deleteAttrEntry Delete attribute entrycdflib.deleteAttrgEntry Delete entry in global attributecdflib.deleteVar Delete variablecdflib.deleteVarRecords Delete range of records from variablecdflib.epoch16Breakdown Convert CDF_EPOCH16 value to time valuecdflib.epochBreakdown Convert CDF_EPOCH value into time valuecdflib.getAttrEntry Value of entry in attribute with variable scope

cdflib.getAttrgEntry Value of entry in global attributecdflib.getAttrMaxEntry Number of last entry for variable attributecdflib.getAttrMaxgEntry Number of last entry for global attributecdflib.getAttrName Name of attribute, given attribute numbercdflib.getAttrNum Attribute number, given attribute namecdflib.getAttrScope Scope of attributecdflib.getCacheSize Number of cache buffers usedcdflib.getChecksum Checksum modecdflib.getCompression Compression settingscdflib.getCompressionCacheSize Number of compression cache bufferscdflib.getConstantNames Names of Common Data Format (CDF) library constantscdflib.getConstantValue Numeric value corresponding to Common Data Format (CDF) library

constantcdflib.getCopyright Copyright notice in Common Data Format (CDF) filecdflib.getFileBackward Return current backward compatibility mode settingcdflib.getFormat Format of Common Data Format (CDF) filecdflib.getLibraryCopyright Copyright notice of Common Data Format (CDF) librarycdflib.getLibraryVersion Library version and release informationcdflib.getMajority Majority of variablescdflib.getName Name of Common Data Format (CDF) filecdflib.getNumAttrEntries Number of entries for attribute with variable scopecdflib.getNumAttrgEntries Number of entries for attribute with global scopecdflib.getNumAttributes Number of attributes with variable scopecdflib.getNumgAttributes Number of attributes with global scopecdflib.getReadOnlyMode Read-only modecdflib.getStageCacheSize Number of cache buffers for stagingcdflib.getValidate Library validation modecdflib.getVarAllocRecords Number of records allocated for variablecdflib.getVarBlockingFactor Blocking factor for variablecdflib.getVarCacheSize Number of multifile cache bufferscdflib.getVarCompression Information about compression used by variablecdflib.getVarData Single value from record in variablecdflib.getVarMaxAllocRecNum Maximum allocated record number for variablecdflib.getVarMaxWrittenRecNum Maximum written record number for variablecdflib.getVarName Variable name, given variable numbercdflib.getVarNum Variable number, given variable namecdflib.getVarNumRecsWritten Number of records written to variablecdflib.getVarPadValue Pad value for variablecdflib.getVarRecordData Entire record for variablecdflib.getVarReservePercent Compression reserve percentage for variablecdflib.getVarsMaxWrittenRecNum Maximum written record number for CDF filecdflib.getVarSparseRecords Information about how variable handles sparse recordscdflib.getVersion Common Data Format (CDF) library version and release informationcdflib.hyperGetVarData Read hyperslab of data from variablecdflib.hyperPutVarData Write hyperslab of data to variablecdflib.inquire Basic characteristics of Common Data Format (CDF) filecdflib.inquireAttr Information about attributecdflib.inquireAttrEntry Information about entry in attribute with variable scopecdflib.inquireAttrgEntry Information about entry in attribute with global scopecdflib.inquireVar Information about variable

cdflib.open Open existing Common Data Format (CDF) filecdflib.putAttrEntry Write value to entry in attribute with variable scopecdflib.putAttrgEntry Write value to entry in attribute with global scopecdflib.putVarData Write single value to variablecdflib.putVarRecordData Write entire record to variablecdflib.renameAttr Rename existing attributecdflib.renameVar Rename existing variablecdflib.setCacheSize Specify number of dotCDF cache bufferscdflib.setChecksum Specify checksum modecdflib.setCompression Specify compression settingscdflib.setCompressionCacheSize Specify number of compression cache bufferscdflib.setFileBackward Set backward compatibility modecdflib.setFormat Specify format of Common Data Format (CDF) filecdflib.setMajority Specify majority of variablescdflib.setReadOnlyMode Specify read-only modecdflib.setStageCacheSize Specify number of staging cache buffers for Common Data Format

(CDF) filecdflib.setValidate Specify library validation modecdflib.setVarAllocBlockRecords Specify range of records to be allocated for variablecdflib.setVarBlockingFactor Specify blocking factor for variablecdflib.setVarCacheSize Specify number of multi-file cache buffers for variablecdflib.setVarCompression Specify compression settings used with variablecdflib.setVarInitialRecs Specify initial number of records written to variablecdflib.setVarPadValue Specify pad value used with variablecdflib.SetVarReservePercent Specify reserve percentage for variablecdflib.setVarsCacheSize Specify number of cache buffers used for all variablescdflib.setVarSparseRecords Specify how variable handles sparse recordscdfread Read data from Common Data Format (CDF) filecdfwrite Write data to Common Data Format (CDF) fileceil Round toward positive infinitycell Create cell arraycell2mat Convert cell array to numeric arraycell2struct Convert cell array to structure arraycelldisp Cell array contentscellfun Apply function to each cell in cell arraycellplot Graphically display structure of cell arraycellstr Create cell array of strings from character arraycgs Conjugate gradients squared methodchar Convert to character array (string)checkcode Check MATLAB code files for possible problemscheckin Check files into source control system (UNIX platforms)checkout Check files out of source control system (UNIX platforms)chol Cholesky factorizationcholinc Sparse incomplete Cholesky and Cholesky-Infinity factorizationscholupdate Rank 1 update to Cholesky factorizationcircshift Shift array circularlycircumcenters    TriRep method Circumcenters of specified simplicescla Clear current axesclabel Contour plot elevation labels

class Determine class of objectclassdef Class definition keywordsclc Clear Command Windowclear Remove items from workspace, freeing up system memoryclear (serial) Remove serial port object from MATLAB workspaceclearvars Clear variables from memoryclf Clear current figure windowclipboard Copy and paste strings to and from system clipboardclock Current time as date vectorclose    function Remove specified figure    FTP method Close connection to FTP server    Tiff method Close Tiff object    VideoWriter method Close file after writing video dataclose (avifile) Close Audio/Video Interleaved (AVI) fileclosereq Default figure close request functioncmopts Name of source control systemcmpermute Rearrange colors in colormapcmunique Eliminate duplicate colors in colormap; convert grayscale or

truecolor image to indexed imagecolamd Column approximate minimum degree permutationcolorbar Colorbar showing color scalecolordef Set default property values to display different color schemescolormap Set and get current colormapcolormapeditor Open colormap editorColorSpec (Color Specification) Color specificationcolperm Sparse column permutation based on nonzero countCombine Convenience function for static .NET System.Delegate Combine

methodcomet 2-D comet plotcomet3 3-D comet plotcommandhistory Open Command History window, or select it if already opencommandwindow Open Command Window, or select it if already opencompan Companion matrixcompass Plot arrows emanating from origincomplex Construct complex data from real and imaginary componentscomputer Information about computer on which MATLAB software is runningcomputeStrip    Tiff method Index number of strip containing specified coordinatecomputeTile    Tiff method Index number of tile containing specified coordinatescond Condition number with respect to inversioncondeig Condition number with respect to eigenvaluescondest 1-norm condition number estimateconeplot Plot velocity vectors as cones in 3-D vector fieldconj Complex conjugatecontainers.Map Map values to unique keyscontinue Pass control to next iteration of for or while loopcontour Contour plot of matrixcontour3 3-D contour plot

contourc Low-level contour plot computationcontourf Filled 2-D contour plotContourgroup Properties Define contourgroup propertiescontourslice Draw contours in volume slice planescontrast Grayscale colormap for contrast enhancementconv Convolution and polynomial multiplicationconv2 2-D convolutionconvexHull    DelaunayTri method Convex hullconvhull Convex hullconvhulln N-D convex hullconvn N-D convolutioncopy    matlab.mixin.Copyable method Copy array of handle objectscopyfile Copy file or foldercopyobj Copy graphics objects and their descendantscorrcoef Correlation coefficientscos Cosine of argument in radianscosd Cosine of argument in degreescosh Hyperbolic cosinecot Cotangent of argument in radianscotd Cotangent of argument in degreescoth Hyperbolic cotangentcov Covariance matrixcplxpair Sort complex numbers into complex conjugate pairscputime Elapsed CPU timecreateClassFromWsdl Create MATLAB class based on WSDL documentcreateCopy    inputParser method Create copy of inputParser objectcreateSoapMessage Create SOAP message to send to servercross Vector cross productcsc Cosecant of argument in radianscscd Cosecant of argument in degreescsch Hyperbolic cosecantcsvread Read comma-separated value filecsvwrite Write comma-separated value filectranspose    function Complex conjugate transpose    timeseries method Transpose timeseries objectcumprod Cumulative productcumsum Cumulative sumcumtrapz Cumulative trapezoidal numerical integrationcurl Compute curl and angular velocity of vector fieldcurrentDirectory    Tiff method Index of current IFDcustomverctrl Allow custom source control system (UNIX platforms)cylinder Generate cylinderdaqread Read Data Acquisition Toolbox (.daq) filedaspect Set or query axes data aspect ratiodatacursormode Enable, disable, and manage interactive data cursor mode

datatipinfo Produce short description of input variabledate Current date stringdatenum Convert date and time to serial date numberdatestr Convert date and time to string formatdatetick Date formatted tick labelsdatevec Convert date and time to vector of componentsdbclear Clear breakpointsdbcont Resume executiondbdown Reverse workspace shift performed by dbup, while in debug modedblquad Numerically evaluate double integral over rectangledbmex Enable MEX-file debugging (on UNIX platforms)dbquit Quit debug modedbstack Function call stackdbstatus List all breakpointsdbstep Execute one or more lines from current breakpointdbstop Set breakpoints for debuggingdbtype List text file with line numbersdbup Shift current workspace to workspace of caller, while in debug modedde23 Solve delay differential equations (DDEs) with constant delaysddeget Extract properties from delay differential equations options structureddesd Solve delay differential equations (DDEs) with general delaysddeset Create or alter delay differential equations options structuredeal Distribute inputs to outputsdeblank Strip trailing blanks from end of stringdec2base Convert decimal to base N number in stringdec2bin Convert decimal to binary number in stringdec2hex Convert decimal to hexadecimal number in stringdecic Compute consistent initial conditions for ode15ideconv Deconvolution and polynomial divisiondel2 Discrete Laplaciandelaunay Delaunay triangulationdelaunay3 3-D Delaunay triangulationdelaunayn N-D Delaunay triangulationDelaunayTri    class Delaunay triangulation in 2-D and 3-D    constructor Construct Delaunay triangulationdelete    function Remove files or graphics objects    FTP method Remove file on FTP serverdelete (COM) Remove COM control or serverdelete (handle) Handle object destructordelete (serial) Remove serial port object from memorydelete (timer) Remove timer object from memorydeleteproperty Remove custom property from COM objectdelevent Remove tsdata.event objects from timeseries objectdelsample    timeseries method Remove sample from timeseries objectdelsamplefromcollection Remove sample from tscollection objectdemo Access product demos via Help browserdepdir List dependent folders for function or P-file

depfun List dependencies of function or P-filedet Matrix determinantdetrend    function Remove linear trends    timeseries method Subtract mean or best-fit line and all NaNs from timeseries objectdeval Evaluate solution of differential equation problemdiag Diagonal matrices and diagonals of matrixdialog Create and display empty dialog boxdiary Save Command Window text to filediff Differences and approximate derivativesdiffuse Calculate diffuse reflectancedir    function List folder contents    FTP method View contents of folder on FTP serverdisp Display text or arraydisp (memmapfile) Information about memmapfile objectdisp (MException) Display MException objectdisp (serial) Serial port object summary informationdisp (timer) Information about timer objectdisplay Display text or array (overloaded method)dither Convert image, increasing apparent color resolution by ditheringdivergence Compute divergence of vector fielddlmread Read ASCII-delimited file of numeric data into matrixdlmwrite Write matrix to ASCII-delimited filedmperm Dulmage-Mendelsohn decompositiondoc Reference page in Help browserdocsearch Help browser searchdos Execute DOS command and return resultdot Vector dot productdouble Convert to double precisiondragrect Drag rectangles with mousedrawnow Flush event queue and update figure windowdsearch Search Delaunay triangulation for nearest pointdsearchn N-D nearest point searchdynamicprops Abstract class used to derive handle class with dynamic propertiesecho Display statements during function executionechodemo Run scripted demo step-by-step in Command WindowedgeAttachments    TriRep method Simplices attached to specified edgesedges    TriRep method Triangulation edgesedit Edit or create fileeig Eigenvalues and eigenvectorseigs Largest eigenvalues and eigenvectors of matrixellipj Jacobi elliptic functionsellipke Complete elliptic integrals of first and second kindellipsoid Generate ellipsoidelse Optional keyword within an if statementelseif Optional keyword within an if statementempty Create empty array

enableNETfromNetworkDrive Enable access to .NET commands from network driveenableservice Enable, disable, or report status of MATLAB Automation serverend Terminate block of code, or indicate last array indexEndInvoke Retrieve result of asynchronous call initiated by .NET

System.Delegate BeginInvoke methodenumeration Display class enumeration member and nameseomday Last day of montheps Floating-point relative accuracyeq Test for equalityeq (MException) Compare scalar MException objects for equalityerf Error functionerfc Complementary error functionerfcinv Inverse complementary error functionerfcx Scaled complementary error functionerfinv Inverse error functionerror Display message and abort functionerrorbar Plot error bars along curveErrorbarseries Properties Define errorbarseries propertieserrordlg Create and open error dialog boxetime Time elapsed between date vectorsetree Elimination treeetreeplot Plot elimination treeeval Execute MATLAB expression in text stringevalc Evaluate MATLAB expression with captureevalin Execute MATLAB expression in specified workspaceevent.EventData Base class for all data objects passed to event listenersevent.listener Class defining listener objectsevent.PropertyEvent Listener for property eventsevent.proplistener Define listener object for property eventseventlisteners List event handler functions associated with COM object eventsevents Event namesevents (COM) List of events COM object can triggerExecute Execute MATLAB command in Automation serverexifread Read EXIF information from JPEG and TIFF image filesexist Check existence of variable, function, folder, or classexit Terminate MATLAB program (same as quit)exp Exponentialexpint Exponential integralexpm Matrix exponentialexpm1 Compute exp(x)-1 accurately for small values of xexport2wsdlg Export variables to workspaceeye Identity matrixezcontour Easy-to-use contour plotterezcontourf Easy-to-use filled contour plotterezmesh Easy-to-use 3-D mesh plotterezmeshc Easy-to-use combination mesh/contour plotterezplot Easy-to-use function plotterezplot3 Easy-to-use 3-D parametric curve plotterezpolar Easy-to-use polar coordinate plotterezsurf Easy-to-use 3-D colored surface plotter

ezsurfc Easy-to-use combination surface/contour plotterfaceNormals    TriRep method Unit normals to specified trianglesfactor Prime factorsfactorial Factorial functionfalse Logical 0 (false)fclose Close one or all open filesfclose (serial) Disconnect serial port object from devicefeather Plot velocity vectorsfeatureEdges    TriRep method Sharp edges of surface triangulationfeof Test for end-of-fileferror Information about file I/O errorsfeval Evaluate functionFeval (COM) Evaluate MATLAB function in Automation serverfft Fast Fourier transformfft2 2-D fast Fourier transformfftn N-D fast Fourier transformfftshift Shift zero-frequency component to center of spectrumfftw Interface to FFTW library run-time algorithm tuning controlfgetl Read line from file, removing newline charactersfgetl (serial) Read line of text from device and discard terminatorfgets Read line from file, keeping newline charactersfgets (serial) Read line of text from device and include terminatorfieldnames Field names of structure, or public fields of objectfigure Create figure graphics objectFigure Properties Define figure propertiesfigurepalette Show or hide Figure Palettefileattrib Set or get attributes of file or folderfilebrowser Open Current Folder browser, or select it if already openfilemarker Character to separate file name and internal function namefileparts Parts of file name and pathfileread Read contents of file into stringfilesep File separator for current platformfill Filled 2-D polygonsfill3 Filled 3-D polygonsfilter    function 1-D digital filter    timeseries method Shape frequency content of time-seriesfilter2 2-D digital filterfind Find indices and values of nonzero elementsfindall Find all graphics objectsfindfigs Find visible offscreen figuresfindobj Locate graphics objects with specific propertiesfindobj (handle) Find handle objects matching specified conditionsfindprop (handle) Find meta.property object associated with property namefindstr Find string within another, longer stringfinish Termination file for MATLAB programfitsdisp Display FITS metadatafitsinfo Information about FITS file

fitsread Read data from FITS filefitswrite Write image to FITS filefix Round toward zeroflipdim Flip array along specified dimensionfliplr Flip matrix left to rightflipud Flip matrix up to downfloor Round toward negative infinityflow Simple function of three variablesfminbnd Find minimum of single-variable function on fixed intervalfminsearch Find minimum of unconstrained multivariable function using

derivative-free methodfopen Open file, or obtain information about open filesfopen (serial) Connect serial port object to devicefor Execute statements specified number of timesformat Set display format for outputfplot Plot function between specified limitsfprintf Write data to text filefprintf (serial) Write text to deviceframe2im Return image data associated with movie framefread Read data from binary filefread (serial) Read binary data from devicefreeBoundary    TriRep method Facets referenced by only one simplexfreqspace Frequency spacing for frequency responsefrewind Move file position indicator to beginning of open filefscanf Read data from text filefscanf (serial) Read data from device, and format as textfseek Move to specified position in fileftell Position in open fileFTP Connect to FTP serverfull Convert sparse matrix to full matrixfullfile Build full file name from partsfunc2str Construct function name string from function handlefunction Declare functionfunction_handle (@) Handle used in calling functions indirectlyfunctions Information about function handlefunm Evaluate general matrix functionfwrite Write data to binary filefwrite (serial) Write binary data to devicefzero Find root of continuous function of one variablegallery Test matricesgamma Gamma functiongammainc Incomplete gamma functiongammaincinv Inverse incomplete gamma functiongammaln Logarithm of gamma functiongca Current axes handlegcbf Handle of figure containing object whose callback is executinggcbo Handle of object whose callback is executinggcd Greatest common divisorgcf Current figure handle

gco Handle of current objectge Test for greater than or equal togenpath Generate path stringgenvarname Construct valid variable name from stringget    function Query Handle Graphics object properties    audioplayer method Query property values for audioplayer object    audiorecorder method Query property values for audiorecorder object    timeseries method Query timeseries object property values    VideoReader method Query property values for video reader objectget (COM) Get property value from interface, or display propertiesget (hgsetget) Query property values of handle objects derived

from hgsetget classget (memmapfile) Memmapfile object propertiesget (RandStream) Random stream propertiesget (serial) Serial port object propertiesget (timer) Timer object propertiesget (tscollection) Query tscollection object property valuesgetabstime    timeseries method Extract date-string time vector into cell arraygetabstime (tscollection) Extract date-string time vector into cell arraygetappdata Value of application-defined datagetaudiodata    audiorecorder method Store recorded audio signal in numeric arrayGetCharArray Character array from Automation servergetdatasamples    timeseries method Returns subset of time series samples using subscripted index arraygetdatasamplesize    timeseries method Size of data sample in timeseries objectgetDefaultScalarElement    matlab.mixin.Heterogeneous static method

Return default object for heterogeneous array operations

getdisp (hgsetget) Override to change command window displaygetenv Environment variablegetfield Field of structure arraygetFileFormats    VideoReader static method File formats that VideoReader supportsgetframe Capture movie frameGetFullMatrix Matrix from Automation server workspacegetinterpmethod    timeseries method Interpolation method for timeseries objectgetpixelposition Get component position in pixelsgetpref PreferencegetProfiles    VideoWriter static method List profiles and file formats supported by VideoWritergetqualitydesc    timeseries method Data quality descriptionsgetReport (MException) Get error message for exceptiongetsamples    timeseries method Subset of time series samples using subscripted index array

getsampleusingtime    timeseries method Extract data samples into new timeseries objectgetsampleusingtime (tscollection) Extract data samples into new tscollection objectgetTag    Tiff method Value of specified taggetTagNames    Tiff static method List of recognized TIFF tagsgettimeseriesnames Cell array of names of timeseries objects in tscollection objectgettsafteratevent New timeseries object with samples occurring at or after eventgettsafterevent New timeseries object with samples occurring after eventgettsatevent New timeseries object with samples occurring at eventgettsbeforeatevent New timeseries object with samples occurring before or at eventgettsbeforeevent New timeseries object with samples occurring before eventgettsbetweenevents New timeseries object with samples occurring between eventsGetVariable Data from variable in Automation server workspacegetVersion    Tiff static method LibTIFF library versionGetWorkspaceData Data from Automation server workspaceginput Graphical input from mouse or cursorglobal Declare global variablesgmres Generalized minimum residual method (with restarts)gplot Plot nodes and links representing adjacency matrixgrabcode Extract MATLAB code from file published to HTMLgradient Numerical gradientgraymon Set default figure properties for grayscale monitorsgrid Grid lines for 2-D and 3-D plotsgriddata Interpolate scattered datagriddata3 Data gridding and hypersurface fitting for 3-D datagriddatan Data gridding and hypersurface fitting (dimension ≥ 2)griddedInterpolant Interpolant for gridded datagsvd Generalized singular value decompositiongt Test for greater thangtext Mouse placement of text in 2-D viewguidata Store or retrieve GUI dataguide Open GUI Layout Editorguihandles Create structure of handlesgunzip Uncompress GNU zip filesgzip Compress files into GNU zip filesh5create Create HDF5 data seth5disp Display contents of HDF5 fileh5info Return information about HDF5 fileh5read Read data from HDF5 data seth5readatt Read attribute from HDF5 fileh5write Write to HDF5 data seth5writeatt Write HDF5 attributehadamard Hadamard matrixhandle Abstract class for deriving handle classeshankel Hankel matrixhdf Summary of MATLAB HDF4 capabilities

hdf5 Summary of MATLAB HDF5 capabilitieshdf5info Information about HDF5 filehdf5read Read HDF5 filehdf5write Write data to file in HDF5 formathdfinfo Information about HDF4 or HDF-EOS filehdfread Read data from HDF4 or HDF-EOS filehdftool Browse and import data from HDF4 or HDF-EOS fileshelp Help for functions in Command Windowhelpbrowser Open Help browser to access online documentation and demoshelpdesk Open Help browserhelpdlg Create and open help dialog boxhelpwin Provide access to help comments for all functionshess Hessenberg form of matrixhex2dec Convert hexadecimal number string to decimal numberhex2num Convert hexadecimal number string to double-precision numberhgexport Export figurehggroup Create hggroup objectHggroup Properties Hggroup propertieshgload Load Handle Graphics object hierarchy from filehgsave Save Handle Graphics object hierarchy to filehgsetget Abstract class used to derive handle class with set and get methodshgtransform Create hgtransform graphics objectHgtransform Properties Hgtransform propertieshidden Remove hidden lines from mesh plothilb Hilbert matrixhist Histogram plothistc Histogram counthold Retain current graph when adding new graphshome Send cursor homehorzcat    function Concatenate arrays horizontally    matlab.mixin.Heterogeneous method

Horizontal concatenation for heterogeneous arrays

horzcat (tscollection) Horizontal concatenation for tscollection objectshostid Server host identification numberhsv2rgb Convert HSV colormap to RGB colormaphypot Square root of sum of squaresi Imaginary unitichol Incomplete Cholesky factorizationidealfilter    timeseries method Apply ideal (noncausal) filter to timeseries objectidivide Integer division with rounding optionif/elseif/else Execute statements if condition is trueifft Inverse fast Fourier transformifft2 2-D inverse fast Fourier transformifftn N-D inverse fast Fourier transformifftshift Inverse FFT shiftilu Sparse incomplete LU factorizationim2frame Convert image to movie frameim2java Convert image to Java image

imag Imaginary part of complex numberimage Display image objectImage Properties Define image propertiesimagesc Scale data and display image objectimapprox Approximate indexed image by reducing number of colorsimfinfo Information about graphics fileimformats Manage image file format registryimport Add package or class to current import listimportdata Load data from fileimread Read image from graphics fileimwrite Write image to graphics fileincenters    TriRep method Incenters of specified simplicesind2rgb Convert indexed image to RGB imageind2sub Subscripts from linear indexInf Infinityinferiorto Specify inferior class relationshipinfo Information about contacting MathWorksinline Construct inline objectinmem Names of functions, MEX-files, Sun Java classes in memoryinOutStatus    DelaunayTri method Status of triangles in 2-D constrained Delaunay triangulationinpolygon Points inside polygonal regioninput Request user inputinputdlg Create and open input dialog boxinputname Variable name of function inputinputParser Parse function inputsinspect Open Property Inspectorinstrcallback Event information when event occursinstrfind Read serial port objects from memory to MATLAB workspaceinstrfindall Find visible and hidden serial port objectsint16 Convert to 16-bit signed integerint2str Convert integer to stringint32 Convert to 32-bit signed integerint64 Convert to 64-bit signed integerint8 Convert to 8-bit signed integerintegral Numerically evaluate integralintegral2 Numerically evaluate double integralintegral3 Numerically evaluate triple integralinterfaces List custom interfaces exposed by COM server objectinterp1 1-D data interpolation (table lookup)interp1q Quick 1-D linear interpolationinterp2 2-D data interpolation (table lookup)interp3 3-D data interpolation (table lookup)interpft 1-D interpolation using FFT methodinterpn N-D data interpolation (table lookup)interpstreamspeed Interpolate stream-line vertices from flow speedintersect Find set intersection of two arraysintmax Largest value of specified integer typeintmin Smallest value of specified integer type

inv Matrix inverseinvhilb Inverse of Hilbert matrixinvoke Invoke method on COM object or interface, or display methodsipermute Inverse permute dimensions of N-D arrayiqr    timeseries method Interquartile range of timeseries datais* Detect stateisa Determine whether input is object of given classisappdata True if application-defined data existsiscell Determine whether input is cell arrayiscellstr Determine whether input is cell array of stringsischar Determine whether item is character arrayiscolumn Determine whether input is column vectoriscom Determine whether input is COM or ActiveX objectisdir Determine whether input is folderisEdge    TriRep method Test if vertices are joined by edgeisempty Determine whether array is emptyisempty (tscollection) Determine whether tscollection object is emptyisequal Test arrays for equalityisequal (MException) Compare scalar MException objects for equalityisequaln Test arrays for equality, treating NaN values as equalisequalwithequalnans Test arrays for equality, treating NaNs as equalisevent Determine whether input is COM object eventisfield Determine whether input is structure array fieldisfinite Array elements that are finiteisfloat Determine whether input is floating-point arrayisglobal Determine whether input is global variableishandle Test for valid graphics object handleishghandle True for Handle Graphics object handlesishold Current hold stateisinf Array elements that are infiniteisinteger Determine whether input is integer arrayisinterface Determine whether input is COM interfaceisjava Determine whether input is Sun Java objectisKey    containers.Map method Determine if containers.Map object contains keyiskeyword Determine whether input is MATLAB keywordisletter Array elements that are alphabetic lettersislogical Determine whether input is logical arrayismac Determine if version is for Mac OS X platformismatrix Determine whether input is matrixismember Array elements that are members of setismethod Determine if method of objectismethod (COM) Determine whether input is COM object methodisnan Array elements that are NaNisnumeric Determine whether input is numeric arrayisobject Is input MATLAB objectisocaps Compute isosurface end-cap geometryisocolors Calculate isosurface and patch colors

isonormals Compute normals of isosurface verticesisosurface Extract isosurface data from volume dataispc Determine if version is for Windows (PC) platformisPlatformSupported    VideoReader static method Determine whether VideoReader is available on current platformispref Test for existence of preferenceisprime Array elements that are prime numbersisprop Determine if property of objectisprop (COM) Determine whether input is COM object propertyisreal Check if input is real arrayisrow Determine whether input is row vectorisscalar Determine whether input is scalarissorted Determine whether set elements are in sorted orderisspace Array elements that are space charactersissparse Determine whether input is sparseisstr Determine whether input is character arrayisstrprop Determine whether string is of specified categoryisstruct Determine whether input is structure arrayisstudent Determine if version is Student VersionisTiled    Tiff method Determine if tiled imageisunix Determine if version is for UNIX platformisvalid (handle) Is object valid handle class objectisvalid (serial) Determine whether serial port objects are validisvalid (timer) Determine whether timer object is validisvarname Determine whether input is valid variable nameisvector Determine whether input is vectorj Imaginary unitjavaaddpath Add entries to dynamic Java class pathjavaArray Construct Java arrayjavachk Generate error message based on Java feature supportjavaclasspath Get and set Java class pathjavaMethod Invoke Sun Java methodjavaMethodEDT Invoke Java method from Event Dispatch Thread (EDT)javaObject Invoke Sun Java constructorjavaObjectEDT Java object constructor on Event Dispatch Thread (EDT)javarmpath Remove entries from dynamic Java class pathkeyboard Input from keyboardkeys    containers.Map method Identify keys of containers.Map objectkron Kronecker tensor productlast (MException) Last uncaught exceptionlastDirectory    Tiff method Determine if current IFD is last in filelasterr Last error messagelasterror Last error message and related informationlastwarn Last warning messagelcm Least common multipleldivide Left or right array divisionldl Block LDL' factorization for Hermitian indefinite matrices

le Test for less than or equal tolegend Graph legend for lines and patcheslegendre Associated Legendre functionslength    function Length of vector or largest array dimension    containers.Map method Length of containers.Map objectlength (serial) Length of serial port object arraylength (tscollection) Length of time vectorlibfunctions Return information on functions in shared librarylibfunctionsview View functions in shared librarylibisloaded Determine if shared library is loadedlibpointer Create pointer object for use with shared librarieslibstruct Create structure pointer for use with shared librarieslicense Return license number or perform licensing tasklight Create light objectLight Properties Light propertieslightangle Create or position light object in spherical coordinateslighting Specify lighting algorithmlin2mu Convert linear audio signal to mu-lawline Create line objectLine Properties Line propertiesLineseries Properties Define lineseries propertiesLineSpec (Line Specification) Line specification string syntaxlinkaxes Synchronize limits of specified 2-D axeslinkdata Automatically update graphs when variables changelinkprop Keep same value for corresponding propertieslinsolve Solve linear system of equationslinspace Generate linearly spaced vectorslistdlg Create and open list-selection dialog boxlistfonts List available system fontsload Load data from MAT-file into workspaceload (COM) Initialize control object from fileload (serial) Load serial port objects and variables into MATLAB workspaceloadlibrary Load shared library into MATLAB softwareloadobj Modify load process for objectlog Natural logarithmlog10 Common (base 10) logarithmlog1p Compute log(1+x) accurately for small values of xlog2 Base 2 logarithm and dissect floating-point numbers into exponent

and mantissalogical Convert numeric values to logicalloglog Log-log scale plotlogm Matrix logarithmlogspace Generate logarithmically spaced vectorslookfor Search for keyword in all help entrieslower Convert string to lowercasels List folder contentslscov Least-squares solution in presence of known covariancelsqnonneg Solve nonnegative least-squares constraints problemlsqr LSQR method

lt Test for less thanlu LU matrix factorizationluinc Sparse incomplete LU factorizationmagic Magic squaremakehgtform Create 4-by-4 transform matrixmat2cell Convert array to cell array with potentially different sized cellsmat2str Convert matrix to stringmaterial Control reflectance properties of surfaces and patchesmatfile Load and save parts of variables in MAT-filesmatlab (UNIX) Start MATLAB program (UNIX platforms)matlab (Windows) Start MATLAB program (Windows platforms)matlab.io.MatFile Load and save parts of variables in MAT-filesmatlab.mixin.Copyable Superclass providing copy functionality for handle objectsmatlab.mixin.Heterogeneous Superclass for heterogeneous array formationmatlabrc Startup file for MATLAB programmatlabroot Root foldermax    function Largest elements in array    timeseries method Maximum value of timeseries dataMaximizeCommandWindow Open Automation server windowmaxNumCompThreads Control maximum number of computational threadsmean    function Average or mean value of array    timeseries method Mean value of timeseries datamedian    function Median value of array    timeseries method Median value of timeseries datamemmapfile Construct memmapfile objectmemory Display memory informationmenu Generate menu of choices for user inputmesh Mesh plotmeshc Plot a contour graph under mesh graphmeshgrid Rectangular grid in 2-D and 3-D spacemeshz Plot a curtain around mesh plotmeta.class meta.class class describes MATLAB classesmeta.class.fromName Return meta.class object associated with named classmeta.DynamicProperty meta.DynamicProperty class describes dynamic property of

MATLAB objectmeta.EnumeratedValue Describes enumeration members of MATLAB classmeta.event meta.event class describes MATLAB class eventsmeta.MetaData Superclass for MATLAB object metadatameta.method meta.method class describes MATLAB class methodsmeta.package meta.package class describes MATLAB packagesmeta.package.fromName Return meta.package object for specified packagemeta.package.getAllPackages Get all top-level packagesmeta.property meta.property class describes MATLAB class propertiesmetaclass Obtain meta.class objectmethods Class method namesmethodsview View class methods

mex Compile MEX-function from C/C++ or Fortran source codemex.getCompilerConfigurations Get compiler configuration information for building MEX-filesMException Capture error informationmexext Binary MEX-file name extensionmfilename File name of currently running functionmget    FTP method Download files from FTP servermin    function Smallest elements in array    timeseries method Minimum value of timeseries dataMinimizeCommandWindow Minimize size of Automation server windowminres Minimum residual methodminus Minusmislocked Determine if function is locked in memorymkdir    function Make new folder    FTP method Create folder on FTP servermkpp Make piecewise polynomialmldivide \, mrdivide / Left or right matrix divisionmlint Check MATLAB code files for possible problemsmlintrpt Run checkcode for file or folder, reporting results in browsermlock Prevent clearing function from memorymmfileinfo Information about multimedia filemmreader Create object for reading video filesmod Modulus after divisionmode Most frequent values in arraymore Control paged output for Command Windowmove Move or resize control in parent windowmovefile Move file or foldermovegui Move GUI figure to specified location on screenmovie Play recorded movie framesmovie2avi Create Audio/Video Interleaved (AVI) file from MATLAB moviempower Matrix powermput    FTP method Upload file or folder to FTP servermsgbox Create and open message boxmtimes Matrix multiplicationmu2lin Convert mu-law audio signal to linearmultibandread Read band-interleaved data from binary filemultibandwrite Write band-interleaved data to filemunlock Allow clearing functions from memorynamelengthmax Maximum identifier lengthNaN Not-a-Numbernargchk Validate number of input argumentsnargin Number of function input argumentsnarginchk Validate number of input argumentsnargout Number of function output argumentsnargoutchk Validate number of output argumentsnative2unicode Convert numeric bytes to Unicode charactersnccreate Create variable in NetCDF file

ncdisp Display contents of NetCDF data source in Command Windownchoosek Binomial coefficient or all combinationsncinfo Return information about NetCDF data sourcencread Read data from variable in NetCDF data sourcencreadatt Read attribute value from NetCDF data sourcencwrite Write data to NetCDF filencwriteatt Write attribute to NetCDF filencwriteschema Add NetCDF schema definitions to NetCDF filendgrid Rectangular grid in N-D spacendims Number of array dimensionsne Test for inequalityne (MException) Compare scalar MException objects for inequalitynearestNeighbor    DelaunayTri method Point closest to specified locationneighbors    TriRep method Simplex neighbor informationNET Summary of functions in MATLAB .NET interfaceNET.addAssembly Make .NET assembly visible to MATLABNET.Assembly Members of .NET assemblyNET.convertArray Convert numeric MATLAB array to .NET arrayNET.createArray Array for nonprimitive .NET typesNET.createGeneric Create instance of specialized .NET generic typeNET.disableAutoRelease Lock .NET object representing a RunTime Callable Wrapper (COM

Wrapper) so that MATLAB does not release COM objectNET.enableAutoRelease Unlock .NET object representing a RunTime Callable Wrapper (COM

Wrapper) so that MATLAB releases COM objectNET.GenericClass Represent parameterized generic type definitionsNET.invokeGenericMethod Invoke generic method of objectNET.NetException .NET exceptionNET.setStaticProperty Static property or field namenetcdf Summary of MATLAB Network Common Data Form (NetCDF)

capabilitiesnetcdf.abort Revert recent netCDF file definitionsnetcdf.close Close netCDF filenetcdf.copyAtt Copy attribute to new locationnetcdf.create Create new NetCDF datasetnetcdf.defDim Create netCDF dimensionnetcdf.defGrp Create group in NetCDF filenetcdf.defVar Create NetCDF variablenetcdf.defVarChunking Define chunking behavior for NetCDF variablenetcdf.defVarDeflate Define compression parameters for NetCDF variablenetcdf.defVarFill Define fill parameters for NetCDF variablenetcdf.defVarFletcher32 Define checksum parameters for NetCDF variablenetcdf.delAtt Delete netCDF attributenetcdf.endDef End netCDF file define modenetcdf.getAtt Return netCDF attributenetcdf.getChunkCache Retrieve chunk cache settings for NetCDF librarynetcdf.getConstant Return numeric value of named constantnetcdf.getConstantNames Return list of constants known to netCDF librarynetcdf.getVar Return data from netCDF variable

netcdf.inq Return information about netCDF filenetcdf.inqAtt Return information about netCDF attributenetcdf.inqAttID Return ID of netCDF attributenetcdf.inqAttName Return name of netCDF attributenetcdf.inqDim Return netCDF dimension name and lengthnetcdf.inqDimID Return dimension IDnetcdf.inqDimIDs Retrieve list of dimension identifiers in groupnetcdf.inqFormat Determine format of NetCDF filenetcdf.inqGrpName Retrieve name of groupnetcdf.inqGrpNameFull Complete pathname of groupnetcdf.inqGrpParent Retrieve ID of parent group.netcdf.inqGrps Retrieve array of child group IDsnetcdf.inqLibVers Return NetCDF library version informationnetcdf.inqNcid Return ID of named groupnetcdf.inqUnlimDims Return list of unlimited dimensions in groupnetcdf.inqVar Return information about variablenetcdf.inqVarChunking Determine chunking settings for NetCDF variablenetcdf.inqVarDeflate Determine compression settings for NetCDF variablenetcdf.inqVarFill Determine values of fill parameters for NetCDF variablenetcdf.inqVarFletcher32 Fletcher32 checksum setting for NetCDF variablenetcdf.inqVarID Return ID associated with variable namenetcdf.inqVarIDs IDs of all variables in groupnetcdf.open Open NetCDF data sourcenetcdf.putAtt Write netCDF attributenetcdf.putVar Write data to netCDF variablenetcdf.reDef Put open netCDF file into define modenetcdf.renameAtt Change name of attributenetcdf.renameDim Change name of netCDF dimensionnetcdf.renameVar Change name of netCDF variablenetcdf.setChunkCache Set default chunk cache settings for NetCDF librarynetcdf.setDefaultFormat Change default netCDF file formatnetcdf.setFill Set netCDF fill modenetcdf.sync Synchronize netCDF file to disknewplot Determine where to draw graphics objectsnextDirectory    Tiff method Make next IFD current IFDnextpow2 Next higher power of 2nnz Number of nonzero matrix elementsnoanimate Change EraseMode of all objects to normalnonzeros Nonzero matrix elementsnorm Vector and matrix normsnormest 2-norm estimatenot Find logical NOT of array or scalar inputnotebook Open MATLAB Notebook in Microsoft Word software (on Microsoft

Windows platforms)notify (handle) Notify listeners that event is occurringnow Current date and timenthroot Real nth root of real numbersnull Null spacenum2cell Convert array to cell array with consistently sized cells

num2hex Convert singles and doubles to IEEE hexadecimal stringsnum2str Convert number to stringnumberOfStrips    Tiff method Total number of strips in imagenumberOfTiles    Tiff method Total number of tiles in imagenumel Number of elements in array or subscripted array expressionnzmax Amount of storage allocated for nonzero matrix elementsode113 Solve initial value problems for ordinary differential equationsode15i Solve fully implicit differential equations, variable order methodode15s Solve initial value problems for ordinary differential equationsode23 Solve initial value problems for ordinary differential equationsode23s Solve initial value problems for ordinary differential equationsode23t Solve initial value problems for ordinary differential equationsode23tb Solve initial value problems for ordinary differential equationsode45 Solve initial value problems for ordinary differential equationsodeget Ordinary differential equation options parametersodeset Create or alter options structure for ordinary differential equation

solversodextend Extend solution of initial value problem for ordinary differential

equationonCleanup Cleanup tasks at function completionones Create array of all onesopen    function Open file in appropriate application    VideoWriter method Open file for writing video dataopenfig Open new copy or raise existing copy of saved figureopengl Control OpenGL renderingopenvar Open workspace variable in Variable Editor or other graphical

editing tooloptimget Optimization options valuesoptimset Create or edit optimization options structureor Find logical OR of array or scalar inputsordeig Eigenvalues of quasitriangular matricesorderfields Order fields of structure arrayordqz Reorder eigenvalues in QZ factorizationordschur Reorder eigenvalues in Schur factorizationorient Hardcopy paper orientationorth Range space of matrixotherwise Optional keyword in switch statementpack Consolidate workspace memorypadecoef Padé approximation of time delayspagesetupdlg Page setup dialog boxpan Pan view of graph interactivelypareto Pareto chartparfor Parallel for loopparse    inputParser method Parse function inputsparseSoapResponse Convert response string from SOAP server into MATLAB typespascal Pascal matrix

patch Create one or more filled polygonsPatch Properties Patch propertiespath View or change search pathpath2rc Save current search path to pathdef.m filepathsep Search path separator for current platformpathtool Open Set Path dialog box to view and change search pathpause Halt execution temporarilypbaspect Set or query plot box aspect ratiopcg Preconditioned conjugate gradients methodpchip Piecewise Cubic Hermite Interpolating Polynomial (PCHIP)pcode Create protected function filepcolor Pseudocolor (checkerboard) plotpdepe Solve initial-boundary value problems for parabolic-elliptic PDEs in 1-

Dpdeval Evaluate numerical solution of PDE using output of pdepepeaks Example function of two variablesperl Call Perl script using appropriate operating system executableperms All possible permutationspermute Rearrange dimensions of N-D arraypersistent Define persistent variablepi Ratio of circle's circumference to its diameterpie Pie chartpie3 3-D pie chartpinv Moore-Penrose pseudoinverse of matrixplanerot Givens plane rotationplay    audioplayer method Play audio from audioplayer object    audiorecorder method Play audio from audiorecorder objectplayblocking    audioplayer method Play audio from audioplayer object, holding control until playback

completesplayshow Run scripted demo (obsolete; use echodemo instead)plot    function 2-D line plot    timeseries method Plot time seriesplot3 3-D line plotplotbrowser Show or hide figure Plot Browserplotedit Interactively edit and annotate plotsplotmatrix Scatter plot matrixplottools Show or hide plot toolsplotyy 2-D line plots with y-axes on both left and right sideplus PluspointLocation    DelaunayTri method Simplex containing specified locationpol2cart Transform polar or cylindrical coordinates to Cartesianpolar Polar coordinate plotpoly Polynomial with specified rootspolyarea Area of polygonpolyder Polynomial derivativepolyeig Polynomial eigenvalue problem

polyfit Polynomial curve fittingpolyint Integrate polynomial analyticallypolyval Polynomial evaluationpolyvalm Matrix polynomial evaluationpow2 Base 2 power and scale floating-point numberspower Array powerppval Evaluate piecewise polynomialprefdir Folder containing preferences, history, and layout filespreferences Open Preferences dialog boxprimes Generate list of prime numbersprint Print figure or save to fileprintdlg Print dialog boxprintopt Configure printer defaultsprintpreview Preview figure to printprod Product of array elementsprofile Profile execution time for functionprofsave Save profile report in HTML formatpropedit Open Property Editorpropedit (COM) Open built-in property page for controlproperties Class property namespropertyeditor Show or hide Property Editorpsi Psi (polygamma) functionpublish Generate view of MATLAB file in specified formatPutCharArray Store character array in Automation serverPutFullMatrix Matrix in Automation server workspacePutWorkspaceData Data in Automation server workspacepwd Identify current folderqmr Quasi-minimal residual methodqr Orthogonal-triangular decompositionqrdelete Remove column or row from QR factorizationqrinsert Insert column or row into QR factorizationqrupdate Rank 1 update to QR factorizationquad Numerically evaluate integral, adaptive Simpson quadraturequad2d Numerically evaluate double integral over planar regionquadgk Numerically evaluate integral, adaptive Gauss-Kronrod quadraturequadl Numerically evaluate integral, adaptive Lobatto quadraturequadv Vectorized quadraturequestdlg Create and open question dialog boxquit Terminate MATLAB programQuit (COM) Terminate MATLAB Automation serverquiver Quiver or velocity plotquiver3 3-D quiver or velocity plotQuivergroup Properties Define quivergroup propertiesqz QZ factorization for generalized eigenvaluesrand Uniformly distributed pseudorandom numbersrand (RandStream) Uniformly distributed random numbersrandi Uniformly distributed pseudorandom integersrandi (RandStream) Uniformly distributed pseudorandom integersrandn Normally distributed pseudorandom numbersrandn (RandStream) Normally distributed pseudorandom numbers

randperm Random permutationrandperm (RandStream) Random permutationRandStream Random number streamRandStream constructor Random number streamRandStream.create Create random number streamsRandStream.getDefaultStream Random number streamRandStream.getGlobalStream Current global random number streamRandStream.list Random number generator algorithmsRandStream.setDefaultStream Set default random number streamRandStream.setGlobalStream Set global random number streamrank Rank of matrixrat Rational fraction approximationrats Rational fraction approximationrbbox Create rubberband box for area selectionrcond Matrix reciprocal condition number estimaterdivide Left or right array divisionread    Tiff method Read entire image    VideoReader method Read video frame data from filereadasync Read data asynchronously from devicereadEncodedStrip    Tiff method Read data from specified stripreadEncodedTile    Tiff method Read data from specified tilereal Real part of complex numberreallog Natural logarithm for nonnegative real arraysrealmax Largest positive floating-point numberrealmin Smallest positive normalized floating-point numberrealpow Array power for real-only outputrealsqrt Square root for nonnegative real arraysrecord    function Record data and event information to file    audiorecorder method Record audio to audiorecorder objectrecordblocking    audiorecorder method Record audio to audiorecorder object, holding control until

recording completesrectangle Create 2-D rectangle objectRectangle Properties Define rectangle propertiesrectint Rectangle intersection arearecycle Set option to move deleted files to recycle folderreducepatch Reduce number of patch facesreducevolume Reduce number of elements in volume data setrefresh Redraw current figurerefreshdata Refresh data in graph when data source is specifiedregexp Match regular expression (case sensitive)regexpi Match regular expression (case insensitive)regexprep Replace string using regular expressionregexptranslate Translate string into regular expressionregisterevent Associate event handler for COM object event at run timerehash Refresh function and file system path caches

relationaloperators (handle) Equality and sorting of handle objectsrelease Release COM interfacerem Remainder after divisionRemove Convenience function for static .NET System.Delegate Remove

methodremove    containers.Map method Remove key-value pairs from containers.Map objectRemoveAll Convenience function for static .NET System.Delegate RemoveAll

methodremovets Remove timeseries objects from tscollection objectrename    FTP method Rename file on FTP serverrepmat Replicate and tile arrayresample    timeseries method Select or interpolate timeseries data using new time vectorresample (tscollection) Select or interpolate data in tscollection using new time vectorreset Reset graphics object properties to their defaultsreset (RandStream) Reset random number streamreshape Reshape arrayresidue Convert between partial fraction expansion and polynomial

coefficientsrestoredefaultpath Restore default search pathrethrow Reissue errorrethrow (MException) Reissue existing exceptionreturn Return to invoking functionrewriteDirectory    Tiff method Write modified metadata to existing IFDrgb2hsv Convert RGB colormap to HSV colormaprgb2ind Convert RGB image to indexed imagergbplot Plot colormapribbon Ribbon plotrmappdata Remove application-defined datarmdir    function Remove folder    FTP method Remove folder on FTP serverrmfield Remove fields from structurermpath Remove folders from search pathrmpref Remove preferencerng Control random number generationroot object RootRoot Properties Root propertiesroots Polynomial rootsrose Angle histogram plotrosser Classic symmetric eigenvalue test problemrot90 Rotate matrix 90 degreesrotate Rotate object in specified directionrotate3d Rotate 3-D view using mouseround Round to nearest integerrref Reduced row echelon formrsf2csf Convert real Schur form to complex Schur form

run Run script that is not on current pathsave Save workspace variables to filesave (COM) Serialize control object to filesave (serial) Save serial port objects and variables to filesaveas Save figure or Simulink block diagram using specified formatsaveobj Modify save process for objectsavepath Save current search pathscatter Scatter plotscatter3 3-D scatter plotScattergroup Properties Define scattergroup propertiesschur Schur decompositionscript Sequence of MATLAB statements in filesec Secant of argument in radianssecd Secant of argument in degreessech Hyperbolic secantselectmoveresize Select, move, resize, or copy axes and uicontrol graphics objectssemilogx Semilogarithmic plotsemilogy Semilogarithmic plotsendmail Send email message to address listserial Create serial port objectserialbreak Send break to device connected to serial portset    function Set Handle Graphics object properties    audioplayer method Set property values for audioplayer object    audiorecorder method Set property values for audiorecorder object    timeseries method Set properties of timeseries object    VideoReader method Set property values for video reader objectset (COM) Set object or interface property to specified valueset (hgsetget) Assign property values to handle objects derived

from hgsetget classset (RandStream) Set random number stream propertyset (serial) Configure or display serial port object propertiesset (timer) Configure or display timer object propertiesset (tscollection) Set properties of tscollection objectsetabstime    timeseries method Set times of timeseries object as date stringssetabstime (tscollection) Set times of tscollection object as date stringssetappdata Specify application-defined datasetdiff Find set difference of two arrayssetDirectory    Tiff method Make specified IFD current IFDsetdisp (hgsetget) Override to change command window displaysetenv Set environment variablesetfield Assign values to structure array fieldsetinterpmethod    timeseries method Set default interpolation method for timeseries objectsetpixelposition Set component position in pixelssetpref Set preferencesetstr Set string flagsetSubDirectory

    Tiff method Make subIFD specified by byte offset current IFDsetTag    Tiff method Set value of tagsettimeseriesnames Change name of timeseries object in tscollectionsetuniformtime    timeseries method Modify uniform time vector of timeseries objectsetxor Find set exclusive OR of two arraysshading Set color shading propertiesshg Show most recent graph windowshiftdim Shift dimensionsshowplottool Show or hide figure plot toolshrinkfaces Reduce size of patch facessign Signum functionsin Sine of argument in radianssind Sine of argument in degreessingle Convert to single precisionsinh Hyperbolic sine of argument in radianssize    function Array dimensions    containers.Map method Size of containers.Map object    matlab.io.MatFile method Array dimensions    TriRep method Size of triangulation matrixsize (serial) Size of serial port object arraysize (tscollection) Size of tscollection objectslice Volumetric slice plotsmooth3 Smooth 3-D datasnapnow Force snapshot of image for inclusion in published documentsort Sort array elements in ascending or descending ordersortrows Sort rows in ascending ordersound Convert matrix of signal data to soundsoundsc Scale data and play as soundspalloc Allocate space for sparse matrixsparse Create sparse matrixspaugment Form least squares augmented systemspconvert Import matrix from sparse matrix external formatspdiags Extract and create sparse band and diagonal matricesspecular Calculate specular reflectancespeye Sparse identity matrixspfun Apply function to nonzero sparse matrix elementssph2cart Transform spherical coordinates to Cartesiansphere Generate spherespinmap Spin colormapspline Cubic spline data interpolationspones Replace nonzero sparse matrix elements with onesspparms Set parameters for sparse matrix routinessprand Sparse uniformly distributed random matrixsprandn Sparse normally distributed random matrixsprandsym Sparse symmetric random matrixsprank Structural ranksprintf Format data into string

spy Visualize sparsity patternsqrt Square rootsqrtm Matrix square rootsqueeze Remove singleton dimensionsss2tf Convert state-space filter parameters to transfer function formsscanf Read formatted data from stringstairs Stairstep graphStairseries Properties Define stairseries propertiesstart Start timer(s) runningstartat Start timer(s) running at specified timestartup Startup file for user-defined optionsstd    function Standard deviation    timeseries method Standard deviation of timeseries datastem Plot discrete sequence datastem3 Plot 3-D discrete sequence dataStemseries Properties Define stemseries propertiesstop Stop timer(s)stopasync Stop asynchronous read and write operationsstr2double Convert string to double-precision valuestr2func Construct function handle from function name stringstr2mat Form blank-padded character matrix from stringsstr2num Convert string to numberstrcat Concatenate strings horizontallystrcmp Compare strings (case sensitive)strcmpi Compare strings (case insensitive)stream2 Compute 2-D streamline datastream3 Compute 3-D streamline datastreamline Plot streamlines from 2-D or 3-D vector datastreamparticles Plot stream particlesstreamribbon 3-D stream ribbon plot from vector volume datastreamslice Plot streamlines in slice planesstreamtube Create 3-D stream tube plotstrfind Find one string within anotherstrings String handlingstrjust Justify character arraystrmatch Find possible matches for stringstrncmp Compare first n characters of strings (case sensitive)strncmpi Compare first n characters of strings (case insensitive)strread Read formatted data from stringstrrep Find and replace substringstrtok Selected parts of stringstrtrim Remove leading and trailing white space from stringstruct Create structure arraystruct2cell Convert structure to cell arraystructfun Apply function to each field of scalar structurestrvcat Concatenate strings verticallysub2ind Convert subscripts to linear indicessubplot Create axes in tiled positionssubsasgn Subscripted assignment

subsindex Subscript indexing with objectsubspace Angle between two subspacessubsref Redefine subscripted reference for objectssubstruct Create structure argument for subsasgn or subsrefsubvolume Extract subset of volume data setsum    function Sum of array elements    timeseries method Sum of timeseries datasuperclasses Superclass namessuperiorto Establish superior class relationshipsupport Open MathWorks Technical Support Web pagesurf 3-D shaded surface plotsurf2patch Convert surface data to patch datasurface Create surface objectSurface Properties Surface propertiesSurfaceplot Properties Define surfaceplot propertiessurfc Contour plot under a 3-D shaded surface plotsurfl Surface plot with colormap-based lightingsurfnorm Compute and display 3-D surface normalssvd Singular value decompositionsvds Find singular values and vectorsswapbytes Swap byte orderingswitch/case/otherwise Switch among several cases based on expressionsymamd Symmetric approximate minimum degree permutationsymbfact Symbolic factorization analysissymmlq Symmetric LQ methodsymrcm Sparse reverse Cuthill-McKee orderingsymvar Determine symbolic variables in expressionsynchronize    timeseries method Synchronize and resample two timeseries objects using common

time vectorsyntax Two ways to call MATLAB functionssystem Execute operating system command and return resulttan Tangent of argument in radianstand Tangent of argument in degreestanh Hyperbolic tangenttar Compress files into tar filetempdir Name of system's temporary foldertempname Unique name for temporary filetetramesh Tetrahedron mesh plottexlabel Produce TeX format from character stringtext Create text object in current axesText Properties Text propertiestextread Read data from text file; write to multiple outputstextscan Read formatted data from text file or stringtextwrap Wrapped string matrix for given uicontroltfqmr Transpose-free quasi-minimal residual methodthrow (MException) Issue exception and terminate functionthrowAsCaller (MException) Throw exception as if from calling functiontic Start clock to measure performance

Tiff MATLAB Gateway to LibTIFF library routinestimer Construct timer objecttimerfind Find timer objectstimerfindall Find timer objects, including invisible objectstimes Array multiplytimeseries Create timeseries objecttitle Add title to current axestoc Stop clock to measure performancetodatenum Convert CDF epoch object to MATLAB datenumtoeplitz Toeplitz matrixtoolboxdir Root folder for specified toolboxtrace Sum of diagonal elementstranspose    function Transpose    timeseries method Transpose timeseries objecttrapz Trapezoidal numerical integrationtreelayout Lay out tree or foresttreeplot Plot picture of treetril Lower triangular part of matrixtrimesh Triangular mesh plottriplequad Numerically evaluate triple integraltriplot 2-D triangular plotTriRep    class Triangulation representation    constructor Triangulation representationTriScatteredInterp    class Interpolate scattered data    constructor Interpolate scattered datatrisurf Triangular surface plottriu Upper triangular part of matrixtrue Logical 1 (true)try/catch Execute statements and catch resulting errorstscollection Create tscollection objecttsdata.event Construct event object for timeseries objecttsearch Search for enclosing Delaunay triangletsearchn N-D closest simplex searchtstool Open Time Series Tools GUItype Display contents of filetypecast Convert data types without changing underlying datauibuttongroup Create container object to exclusively manage radio buttons and

toggle buttonsUibuttongroup Properties Describe button group propertiesuicontextmenu Create context menuUicontextmenu Properties Describe context menu propertiesuicontrol Create user interface control objectUicontrol Properties Describe user interface control (uicontrol) propertiesuigetdir Open standard dialog box for selecting directoryuigetfile Open standard dialog box for retrieving filesuigetpref Specify and conditionally open dialog box according to user

preference

uiimport Open Import Wizard to import datauimenu Create menus and menu items on figure windowsUimenu Properties Describe menu propertiesuint16 Convert to 16-bit unsigned integeruint32 Convert to 32-bit unsigned integeruint64 Convert to 64-bit unsigned integeruint8 Convert to 8-bit unsigned integeruiopen Interactively select file to open and load datauipanel Create panel container objectUipanel Properties Describe panel propertiesuipushtool Create push button on toolbarUipushtool Properties Describe push tool propertiesuiputfile Open standard dialog box for saving filesuiresume Resume execution of blocked programuisave Interactively save workspace variables to MAT-fileuisetcolor Open standard dialog box for setting object's ColorSpecuisetfont Open standard dialog box for setting object's font characteristicsuisetpref Manage preferences used in uigetprefuistack Reorder visual stacking order of objectsuitable Create 2-D graphic table GUI componentUitable Properties Describe table propertiesuitoggletool Create toggle button on toolbarUitoggletool Properties Describe toggle tool propertiesuitoolbar Create toolbar on figureUitoolbar Properties Describe toolbar propertiesuiwait Block program execution and wait to resumeuminus Unary minusundocheckout Undo previous checkout from source control system (UNIX

platforms)unicode2native Convert Unicode characters to numeric bytesunion Find set union of two arraysunique Find unique values in arrayunix Execute UNIX command and return resultunloadlibrary Unload shared library from memoryunmesh Convert edge matrix to coordinate and Laplacian matricesunmkpp Piecewise polynomial detailsunregisterallevents Unregister all event handlers associated with COM object events at

run timeunregisterevent Unregister event handler associated with COM object event at run

timeuntar Extract contents of tar fileunwrap Correct phase angles to produce smoother phase plotsunzip Extract contents of zip fileuplus Unary plusupper Convert string to uppercaseurlread Download URL content to MATLAB stringurlwrite Download URL content and save to fileusejava Determine whether Sun Java feature is supported in MATLAB

softwareuserpath View or change user portion of search pathvalidateattributes Check validity of array

validatestring Check validity of text stringvalues    containers.Map method Identify values in containers.Map objectvander Vandermonde matrixvar    function Variance    timeseries method Variance of timeseries datavarargin Variable-length input argument listvarargout Variable-length output argument listvectorize Vectorize expressionver Version and license information for MathWorks productsverctrl Source control actions (Windows platforms)verLessThan Compare toolbox version to specified version stringversion Version number for MATLAB and librariesvertcat    function Concatenate arrays vertically    matlab.mixin.Heterogeneous method

Vertical concatenation for heterogeneous arrays

vertcat (tscollection) Vertical concatenation for tscollection objectsvertexAttachments    TriRep method Return simplices attached to specified verticesVideoReader Read video filesVideoWriter Write video filesview Viewpoint specificationviewmtx View transformation matricesvisdiff Compare two text files, MAT-Files, binary files, Zip files, or foldersvolumebounds Coordinate and color limits for volume datavoronoi Voronoi diagramvoronoiDiagram    DelaunayTri method Voronoi diagramvoronoin N-D Voronoi diagramwait Wait until timer stops runningwaitbar Open or update wait bar dialog boxwaitfor Block execution and wait for event or conditionwaitforbuttonpress Wait for key press or mouse-button clickwarndlg Open warning dialog boxwarning Warning messagewaterfall Waterfall plotwavfinfo Information about WAVE (.wav) sound filewavplay Play recorded sound on PC-based audio output devicewavread Read WAVE (.wav) sound filewavrecord Record sound using PC-based audio input devicewavwrite Write WAVE (.wav) sound fileweb Open Web site or file in Web or Help browserweekday Day of weekwhat List MATLAB files in folderwhatsnew Release Notes for MathWorks productswhich Locate functions and fileswhile Repeatedly execute statements while condition is truewhitebg Change axes background color

who    function List variables in workspace    matlab.io.MatFile method Names of variables in MAT-filewhos    function List variables in workspace, with sizes and types    matlab.io.MatFile method Names, sizes, and types of variables in MAT-filewilkinson Wilkinson's eigenvalue test matrixwinopen Open file in appropriate application (Windows)winqueryreg Item from Windows registrywk1finfo Determine whether file contains 1-2-3 WK1 worksheetwk1read Read Lotus 1-2-3 WK1 spreadsheet file into matrixwk1write Write matrix to Lotus 1-2-3 WK1 spreadsheet fileworkspace Open Workspace browser to manage workspacewrite    Tiff method Write entire imagewriteDirectory    Tiff method Create new IFD and make it current IFDwriteEncodedStrip    Tiff method Write data to specified stripwriteEncodedTile    Tiff method Write data to specified tilewriteVideo    VideoWriter method Write video data to filexlabel Label x-axisxlim Set or query x-axis limitsxlsfinfo Determine whether file contains Microsoft Excel spreadsheetxlsread Read Microsoft Excel spreadsheet filexlswrite Write Microsoft Excel spreadsheet filexmlread Read XML document and return Document Object Model nodexmlwrite Write XML Document Object Model nodexor Logical exclusive-ORxslt Transform XML document using XSLT engineylabel Label y-axisylim Set or query y-axis limitszeros Create array of all zeroszip Compress files into zip filezlabel Label z-axiszlim Set or query z-axis limitszoom Turn zooming on or off or magnify by factor