Needing Help in something simple
- Subject: Needing Help in something simple
- From: Mario Rodriguez
- Date: Fri, 28 Jun 2013 13:00:35 +0200
El jue, 20-06-2013 a las 10:19 -0300, Marcelo Augusto Soares Rodrigues
escribi?:
> What is wrong?
>
>
> taca:parametric_surface(x,y(6.5*cos(t)),z(6.5*sin(t)),x,-2,2,t,0,2*%
> pi);
>
>
> wxdraw3d(surface_hide = true,color = blue,axis_3d = false,xtics =
> false,ytics = false,ztics = false,view = [90,30], taca);
>
>
>
>
> All i want is:
>
>
>
>
> "x" = x
> "y" = 6.5*cos(t)
> "z" = 6.5*sen(t)
Marcelo,
Remove y() and z() and write expressions directly; this should work:
draw3d(parametric_surface(x,6.5*cos(t),6.5*sin(t),x,-2,2,t,0,2*%pi));
--
Mario