作业帮MATLAB曲面绘图怎么画不出来clear;clc;x=-5:1:5;y=-5:1:5;[X,Y]=meshgrid(x,y);Z=1/((X+1)*(X+1)+(Y+1)*(Y+1))+1/((X-1)*(X-1)+(Y-1)*(Y-1));%Z=1/((X+1)^2+(Y+1)^2+1)-1/((X-1)^2+(Y-1)^2+1);%plot3(X,Y,Z);mesh(X,Y,Z);title('grid');我写的代
来源：学生作业帮助网 编辑：作业帮 时间：2024/07/08 10:36:09
![MATLAB曲面绘图怎么画不出来clear;clc;x=-5:1:5;y=-5:1:5;[X,Y]=meshgrid(x,y);Z=1/((X+1)*(X+1)+(Y+1)*(Y+1))+1/((X-1)*(X-1)+(Y-1)*(Y-1));%Z=1/((X+1)^2+(Y+1)^2+1)-1/((X-1)^2+(Y-1)^2+1);%plot3(X,Y,Z);mesh(X,Y,Z);title('grid');我写的代](/uploads/image/z/14276603-11-3.jpg?t=MATLAB%E6%9B%B2%E9%9D%A2%E7%BB%98%E5%9B%BE%E6%80%8E%E4%B9%88%E7%94%BB%E4%B8%8D%E5%87%BA%E6%9D%A5clear%3Bclc%3Bx%3D-5%3A1%3A5%3By%3D-5%3A1%3A5%3B%5BX%2CY%5D%3Dmeshgrid%28x%2Cy%29%3BZ%3D1%2F%28%28X%2B1%29%2A%28X%2B1%29%2B%28Y%2B1%29%2A%28Y%2B1%29%29%2B1%2F%28%28X-1%29%2A%28X-1%29%2B%28Y-1%29%2A%28Y-1%29%29%3B%25Z%3D1%2F%28%28X%2B1%29%5E2%2B%28Y%2B1%29%5E2%2B1%29-1%2F%28%28X-1%29%5E2%2B%28Y-1%29%5E2%2B1%29%3B%25plot3%28X%2CY%2CZ%29%3Bmesh%28X%2CY%2CZ%29%3Btitle%28%26%2339%3Bgrid%26%2339%3B%29%3B%E6%88%91%E5%86%99%E7%9A%84%E4%BB%A3)
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MATLAB曲面绘图怎么画不出来clear;clc;x=-5:1:5;y=-5:1:5;[X,Y]=meshgrid(x,y);Z=1/((X+1)*(X+1)+(Y+1)*(Y+1))+1/((X-1)*(X-1)+(Y-1)*(Y-1));%Z=1/((X+1)^2+(Y+1)^2+1)-1/((X-1)^2+(Y-1)^2+1);%plot3(X,Y,Z);mesh(X,Y,Z);title('grid');我写的代
MATLAB曲面绘图怎么画不出来
clear;
clc;
x=-5:1:5;
y=-5:1:5;
[X,Y]=meshgrid(x,y);
Z=1/((X+1)*(X+1)+(Y+1)*(Y+1))+1/((X-1)*(X-1)+(Y-1)*(Y-1));
%Z=1/((X+1)^2+(Y+1)^2+1)-1/((X-1)^2+(Y-1)^2+1);
%plot3(X,Y,Z);
mesh(X,Y,Z);
title('grid');
我写的代码如上,总是提示Z的表达式那一行有错.
MATLAB曲面绘图怎么画不出来clear;clc;x=-5:1:5;y=-5:1:5;[X,Y]=meshgrid(x,y);Z=1/((X+1)*(X+1)+(Y+1)*(Y+1))+1/((X-1)*(X-1)+(Y-1)*(Y-1));%Z=1/((X+1)^2+(Y+1)^2+1)-1/((X-1)^2+(Y-1)^2+1);%plot3(X,Y,Z);mesh(X,Y,Z);title('grid');我写的代
注意用点乘点除,因为你是对元素操作而不是矩阵