Laboratorio 13 metodos numericoz
4
Polinomio de Lagrange >> x=[-0.7 -0.5 -0.2 0]; >> y=[-0.1 -0.2 0.3 1.1]; >> L=PolinomioLagrange(x,y,-0.1,1) L = 0.0571 >> L=PolinomioLagrange(x,y,-0.1,2) L = -0.2000 >> L=PolinomioLagrange(x,y,-0.1,3) L = 0.8000 >> L=PolinomioLagrange(x,y,-0.1,4) L = 0.3429 Interpolación de Lagrange >> x=[-0.7 -0.5 -0.2 0];
Transcript of Laboratorio 13 metodos numericoz
Polinomio de Lagrange
>> x=[-0.7 -0.5 -0.2 0];
>> y=[-0.1 -0.2 0.3 1.1];
>> L=PolinomioLagrange(x,y,-0.1,1)
L =
0.0571
>> L=PolinomioLagrange(x,y,-0.1,2)
L =
-0.2000
>> L=PolinomioLagrange(x,y,-0.1,3)
L =
0.8000
>> L=PolinomioLagrange(x,y,-0.1,4)
L =
0.3429
Interpolación de Lagrange
>> x=[-0.7 -0.5 -0.2 0];
>> y=[-0.1 -0.2 0.3 1.1];
>> val=InterpolacionLagrange(x,y,-0.1)
val =
0.6514
Gráfico de Lagrange
>> x=[-0.7 -0.5 -0.2 0];
>> y=[-0.1 -0.2 0.3 1.1];
>> GraficoLagrange(x,y)
n =
4
Diferencias Divididas
>> x=[-0.7 -0.5 -0.2 0];
>> y=[-0.1 -0.2 0.3 1.1];
>> DD=DiferenciasDivididas(x,y)
DD =
-0.1000 -0.5000 4.3333 0.4762
Polinomio Divididas
>> x=[-0.7 -0.5 -0.2 0];
>> y=[-0.1 -0.2 0.3 1.1];
>> val=PolinomioDivididas(x,y,-0.7)
val =
0.4096
>> val=PolinomioDivididas(x,y,-0.5)
val =
0.1083
>> val=PolinomioDivididas(x,y,-0.2)
val =
-0.1091
>> val=PolinomioDivididas(x,y,0)
val =
-0.1000
Grafico de Polinomio Divididas
>> GraficoPolinomioDivididas(x,y)
