第一个你嫌简单,给你个稍微复杂的第二个属于3维隐函数画图,有点难度1clear all;clc;x=1:32765;ip=isprime(x).*x;id=find(ip==0);ip(id)=[];Pnum=length(ip)Pnum =
35122clear all;clc;f=@(x,y,z)x.^2-y.^2-z.^2-4;[x,y,z]=meshgrid(-4:0.2:4);v=f(x,y,z);[d,m]=isosurface(x,y,z,v,0);patch('faces',d,'vertices',m,'facevertexcData',spring(l... |