matlab中如何绘制下列参数方程的三维曲面图:{x=usint; y=ucost; z=t/4;0

问题描述:

matlab中如何绘制下列参数方程的三维曲面图:{x=usint; y=ucost; z=t/4;0

u0=linspace(0,2,100);

t0=linspace(0,20,200);

[u,t]=meshgrid(u0,t0);

x=u.*sin(t);

y=u.*cos(t);

z=t0./4;

plot3(x,y,z);

参数选择有点不对