Re: join

*To*: mathgroup at smc.vnet.net*Subject*: [mg6290] Re: [mg6277] join*From*: Don Piele <piele at cs.uwp.edu>*Date*: Sat, 8 Mar 1997 00:26:10 -0500 (EST)*Sender*: owner-wri-mathgroup at wolfram.com

Quick solution; f[x_]= 4 E^-x + Sin[x]; surface=ParametricPlot3D[{x,f[x] Cos[t],f[x]Sin[t]}, {x,0,Pi/2},{t,0,2 Pi},Boxed->False,PlotRange->All]; another view Show[surface, ViewPoint->{2.7,1.6,1.2}] This can be embelished a lot. See Calculus&Mathematica: Integrals page 124. D Piele On Thu, 6 Mar 1997, RyanB wrote: > To: mathgroup at smc.vnet.net > > I have a question for someone. > How do I take a defined 2D area and revolve it around an axis or a line and > have Mathematica draw a good picture of it? In my AP Calulus class we are > figuring the volume of these types of problems. Thanks! Ryan Birkenholz > -- > Check out StaticEz Emporium >>http://members.tripod.com/~Hypes_World/ryan. > html > > >