5楼: Originally posted by 月只蓝 at 2014-05-04 21:01:14
=meshgrid(a:n1:b,c:n2:d)...

syms x y z
a=0.9
[x,y]=meshgrid(1:0.5:4)
z=100./((2.8*a+1)*(x+1).*y+2.65*y+1.35)
mesh(x,y,z);

3楼: Originally posted by 月只蓝 at 2014-05-04 20:27:22
点乘点除点幂的问题，已修改：

syms x y z
a=0.9
=meshgrid(1:0.5:4)
z=100./((2.8*a+1)*(x+1).*y+2.65*y+1.35)
mesh(x,y,z);


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