Building a surface plot

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Tom
Tom 2013-2-23
Please would someone be willing to help me build a surface plot based on this code:
a = 5
b = 6
x = 1:a;
y = 1:b;
where z = sin(x/a)*sin(y/b)

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Walter Roberson
Walter Roberson 2013-2-23
[X, Y] = meshgrid(x, y);
z = sin(X ./ a) * sin(y ./ b);
surf(x, y, z)

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