matlab一段程序求解这段matlab程序什么意思?求解N=200; %计算空间大小 x=-N/2:1:N/2; y=-N/2:1:N/2; [xx,yy] = meshgrid(x,y); phi0=zeros(size(xx)); ind = find(xx.^2 + yy.^2
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/11 05:20:22
![matlab一段程序求解这段matlab程序什么意思?求解N=200; %计算空间大小 x=-N/2:1:N/2; y=-N/2:1:N/2; [xx,yy] = meshgrid(x,y); phi0=zeros(size(xx)); ind = find(xx.^2 + yy.^2](/uploads/image/z/12881186-26-6.jpg?t=matlab%E4%B8%80%E6%AE%B5%E7%A8%8B%E5%BA%8F%E6%B1%82%E8%A7%A3%E8%BF%99%E6%AE%B5matlab%E7%A8%8B%E5%BA%8F%E4%BB%80%E4%B9%88%E6%84%8F%E6%80%9D%3F%E6%B1%82%E8%A7%A3N%3D200%3B+%25%E8%AE%A1%E7%AE%97%E7%A9%BA%E9%97%B4%E5%A4%A7%E5%B0%8F+x%3D-N%2F2%3A1%3AN%2F2%3B+y%3D-N%2F2%3A1%3AN%2F2%3B+%5Bxx%2Cyy%5D+%3D+meshgrid%28x%2Cy%29%3B+phi0%3Dzeros%28size%28xx%29%29%3B+ind+%3D+find%28xx.%5E2+%2B+yy.%5E2)
matlab一段程序求解这段matlab程序什么意思?求解N=200; %计算空间大小 x=-N/2:1:N/2; y=-N/2:1:N/2; [xx,yy] = meshgrid(x,y); phi0=zeros(size(xx)); ind = find(xx.^2 + yy.^2
matlab一段程序求解
这段matlab程序什么意思?求解N=200; %计算空间大小 x=-N/2:1:N/2; y=-N/2:1:N/2; [xx,yy] = meshgrid(x,y); phi0=zeros(size(xx)); ind = find(xx.^2 + yy.^2
matlab一段程序求解这段matlab程序什么意思?求解N=200; %计算空间大小 x=-N/2:1:N/2; y=-N/2:1:N/2; [xx,yy] = meshgrid(x,y); phi0=zeros(size(xx)); ind = find(xx.^2 + yy.^2
clc,clear all
N=200; %赋初值
x=-N/2:1:N/2;
y=-N/2:1:N/2;
[xx,yy] = meshgrid(x,y); %在xy平面内划分矩阵网格
phi0=zeros(size(xx)); %给phi0预分配空间
ind = find(xx.^2 + yy.^2 <= 20^2 ); %寻找xy平面内寻找满足‘xx.^2 + yy.^2 <= 20^2’
%表达式坐标的返回值
phi0(ind)=1; %把上面圆形区域的返回值对应的坐标赋值为1
mesh(phi0) %你可以通过这个图像清楚地知道