CS 310 – Fall 2006 Pacific University CS310 Finite Automata Sections: September 1, 2006.
January 28, 2015CS21 Lecture 101 CS21 Decidability and Tractability Lecture 10 January 28, 2015.
Today Chapter 2: (Pushdown automata) Non-CF languages CFL pumping lemma Closure properties of CFL.
CS 3240: Languages and Computation Pushdown Automata & CF Grammars NOTE: THESE ARE ONLY PARTIAL SLIDES RELATED TO WEEKS 9 AND 10. PLEASE REFER TO THE TEXTBOOK.
Computer Graphics 3D Transformations. 3D Translation Remembering 2D transformations -> 3x3 matrices, take a wild guess what happens to 3D transformations.
Creating Competitive Products Qian Wan [1], Raymond Chi-Wing Wong [1], Ihab F. Ilyas [2], M. Tamer Ozsu [2], Yu Peng [1] [1] Hong Kong University of Science.
Regular Languages A language is regular over if it can be built from ;, { }, and { a } for every a 2 , using operators union ( [ ), concatenation.
Hidden Markov Models In BioInformatics BY Srikanth Bala.
Turing Machines A more powerful computation model than a PDA ? [Section 9.1]
Solution
CS 208: Computing Theory
Grammars CPSC 5135. Formal Definitions A symbol is a character. It represents an abstract entity that has no inherent meaning Examples: a, A, 3, *, -,=