1. Sistema de Ecuaciones no lineales
punto inicial
>> x1=(-1:0.1:5);
>> x2=(-1:1:5);
>> [X1,X2]=meshgrid(x1,x2);
>> x1=(-1:0.1:5);
>> x2=(-1:1:5);
>> [X1,X2]=meshgrid(x1,x2);
>> f1=X1.^2-X2.^2-4;
>> f2=exp(-X1)+X1.*X2-1;
>> mesh(X1,X2,f1);
>> hold on
>> mesh(X1,X2,f2);

2. 30
20
10
0
-10
-20
-30
6
4
2
0 -1 -2
1 0
-2 3 2
5 4