the question asks to subplot the contours any idea how?

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dulanga
dulanga 2017-3-7
评论： KSSV 2017-3-8
x = linspace (-1,1); y = linspace (-1,1); [X, Y] = meshgrid(x,y); Z=7*sin(pi.*X).*cos(3*pi.*X);
surf(X,Y,Z ) hold on contour(X,Y,Z) hold off
rotate3d on
the question asks to subplot the contours any idea how?

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KSSV
KSSV 2017-3-7
x = linspace (-1,1);
y = linspace (-1,1);
[X, Y] = meshgrid(x,y);
Z=7*sin(pi.*X).*cos(3*pi.*X);
subplot(211)
surf(X,Y,Z )
subplot(212)
contour(X,Y,Z)
rotate3d on

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