Advanced Plotting and Model Building - FET

The following session generates the contour plot
of the function whose surface plot is shown in
Figure 5.8–2; namely, z = xe -[(x-y2 ) 2 +y 2 ] ,
for −2 ≤ x ≤ 2 and −2 ≤ y ≤ 2, with a spacing of
0.01. This plot appears in Figure 5.8–3.
>>[X,Y] = meshgrid(-2:0.1:2);
>>Z = X.*exp(-((X- Y.^2).^2+Y.^2));
>>contour(X,Y,Z),xlabel(’x’),ylabel(’y’)
5-60
Z.R.K