Question

请问matlab trapz函数 用法?

Answer 1

采用梯形法求积分

下面两种用法等效

h=pi/200;

t=0:h:pi/2;

y=sin(t)+cos(2*t);

z1=trapz(t,y)

z2=trapz(y)*h

z1 =

1.0000

z2 =

1.0000