Re: Draw a 3D surface

*To*: mathgroup at smc.vnet.net*Subject*: [mg100694] Re: Draw a 3D surface*From*: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>*Date*: Thu, 11 Jun 2009 07:08:59 -0400 (EDT)*Organization*: Uni Leipzig*References*: <h0pjhq$538$1@smc.vnet.net>*Reply-to*: kuska at informatik.uni-leipzig.de

Hi, g[y_] := y^2 - 2 Plot3D[Exp[-x^2 - y^2], {x, -3, 3}, {y, -3, 3}, PlotRange -> All, RegionFunction -> Function[{x, y, z}, x < g[y]]] ? Regards Jens jl_03824 at yahoo.com wrote: > I intend to draw a 3D surface, which is defined in a tricky way. Given > function f(x, y), the values of f are known but the range is > determined by a function of y, g(y). I need to plot x as a function of > y and f within the range determined by g(y). Can anybody help? > Appreciate! > > Jun Lin >

**Follow-Ups**:**Re: Re: Draw a 3D surface***From:*Syd Geraghty <sydgeraghty@me.com>