各位大虾请指教
 

dt=0.05;
>> t=0:dt:1;
>> Ft=cos(-0.5474*t^4+2.3858*t^3-4.1*t^2+3.1986*t+0.00006);
??? Error using ==> ^
Matrix must be square.

想用树枝积分进行积分可是老出现??? Error using ==> ^
Matrix must be square. 请问如果解决

谢谢