Re: Numerical implicit function plotting
- Subject: [mg974] Re: Numerical implicit function plotting
- From: edg at wam.umd.edu (Ezra Greenberg)
- Date: Thu, 4 May 1995 05:44:31 -0400
- Apparently-to: mathgroup-send at christensen.cybernetics.net
- Organization: University of Maryland College Park
In <3nv9vq$9g8 at news0.cybernetics.net>, Zorro <berriz at husc.harvard.edu> writes:
>
>Hi. I have a smooth function f(x,y,z), such that for all (x,y) within
>some rectangular region S, a unique z exists such that f(x,y,z) = 0.
>I would like to have Mathematica *numerically* plot this implicit
>function on S, but I can't figure out how to do it. I've looked in my
>Mathematica documentation without success (maybe I'm not looking in
>the right places). Is it possible to do this in Mathematica? If yes,
>where can I read up on it?
>
>Thanks in advance!
>
>Z.
>
>
Perhaps ineffient, but you can create a table Table[{x,y, z /. FindRoot[...]},...]
and then do a ListPlot. (Note that you will probably have to "Flatten" the
list before you plot).
Ezra D. Greenberg
Department of Economics
University of Maryland at College Park
edg at wam.umd.edu