%8-3  ʹpolarڼ»ƺͼΡ

>> % ópolar÷
>> % tΪǶȣsΪ뾶
>> x= 0:0.01:10;
>> y1=sin(x);
>> y2 = cos(x-2.5);
>> polar(y1,y2,'-r+')
>>
