Re: 3-D plotting of list in spherical coordinates

*To*: mathgroup at smc.vnet.net*Subject*: [mg25177] Re: 3-D plotting of list in spherical coordinates*From*: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>*Date*: Tue, 12 Sep 2000 21:24:22 -0400 (EDT)*Organization*: Universitaet Leipzig*References*: <8pkl2g$m6g@smc.vnet.net>*Sender*: owner-wri-mathgroup at wolfram.com

Hi, SetCoodinates[] does not change the meaning of Point[{x,y,z}] to Point[{r,theta,phi}] you must do it by hand and say something like gr /. {Point[p_]:> Point[CoordinatesToCartesian[p]], Polygon[pnts_]:> Polygon[CoordinatesToCartesian /@ pnts] } for the graphics primitives you have. Regards Jens Siddiq Qidwai wrote: > > Hi All, > > I've an irregular list (20 x 40 grid) of numbers to be plotted in 3-D. The > data is in spherical coordinates, i.e., r, theta and phi. I've used the > SetCoordinates[Spherical[r, theta, phi]] and ListSurfacePlot3D commands in > tandem but they apprently still spews out the plot in cartesian coordinates. > I use Mathematica version 3.0. Any suggestions please? > > Thanks. > > Siddiq