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Re: Conditional Plotting



Hi Luko,

define a function g that is 1 if f[x,y]<0 and 0 otherwise. E.g.

f[x_,y_]:=x y;

g[x_,y_]:=If[f[x,y]>0,1,0];

DensityPlot[f[x,y],{x,0,2},{y,0,2}]

hope this helps, Daniel



luko wrote:

> New to Mathematica..

> I would like to plot a function of x and y similar to a DensityPlot, but filled (black) if f(x,y)>0, and not filled for f(x,y)<0. 

> I use Mathematica 4.2.

> Thanx

> 




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