Re: a newbie problem with 3d graphing
- To: mathgroup at smc.vnet.net
- Subject: [mg25813] Re: a newbie problem with 3d graphing
- From: Bernd Brandt <bernd at bio.vu.nl>
- Date: Sat, 28 Oct 2000 01:41:06 -0400 (EDT)
- Organization: VU Biology, Amsterdam, The Netherlands
- References: <8t65hh$ej1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Hi Tom
The following works:
<< Graphics`SurfaceOfRevolution`
f[x_] := (1 - x^2)^0.5
SurfaceOfRevolution[f[x], {x, -0.5, 0.5}, RevolutionAxis -> {0, 0, 1},
PlotPoints -> 20]
Regards,
Bernd
tom wrote:
> I have this formula: y(x)=(1-x^2)^0.5. , from a(-0.5) to b(0.5)
>
> I want to rotate this line along the x-axis. How do I do this ?
>
> anybody help me ?
>
> tom
> reoccuring dreams