clc;
clear all;
close all;
t = linspace(0,24*pi,1000);
r = exp(cos(t)) - 2*cos(4.*t) + (sin(t./12)).^5;
[x,y] = pol2cart(t,r);
plot(x,y);
exp(cos(t)) - 2*cos(4.*t) + (sin(t./12)).^5;图形
原文：http://www.cnblogs.com/Kermit-Li/p/4105449.html
