MATLAB 程式设计与应用(4)

MATLAB 程式设计与应用(4)(4)

[x,y,z]=peaks;

waterfall(x',y',z');

axis([-inf inf -inf inf -inf inf]);

meshc同时画出网状图与等高线：

[x,y,z]=peaks;

meshc(x,y,z);

axis([-inf inf -inf inf -inf inf]);

surfc同时画出曲面图与等高线：

[x,y,z]=peaks;

surfc(x,y,z);

axis([-inf inf -inf inf -inf inf]);

contour3画出曲面在三度空间中的等高线：

contour3(peaks, 20);

axis([-inf inf -inf inf -inf inf]);