examp8_9.m

这是一个matlab程序设计方面的文件。有助于学习和应用这一工具。

[x,y,z]=meshgrid(-1:0.2:1);
V=exp(x.^2.*z+y.^2.*x+z.^2.*y).*cos(x.^2.*y.*z+z.^2.*y.*x);
[x0,y0,z0]=meshgrid(-1:0.05:1);
V0=exp(x0.^2.*z0+y0.^2.*x0+z0.^2.*y0).*cos(x0.^2.*y0.*z0+z0.^2.*y0.*x0);
V1=interp3(x,y,z,V,x0,y0,z0,'spline'); err=V1-V0; max(err(:))