Re: Plotting bounded domains

*To*: mathgroup at smc.vnet.net*Subject*: [mg23155] Re: [mg23110] Plotting bounded domains*From*: BobHanlon at aol.com*Date*: Thu, 20 Apr 2000 03:21:24 -0400 (EDT)*Sender*: owner-wri-mathgroup at wolfram.com

f[x_, y_] := x*y; region[x_, y_] := (UnitStep[x] - UnitStep[x - 2.])*(UnitStep[y] - UnitStep[y - x]); Plot3D[f[x, y]*region[x, y], {x, -0.5, 2.5}, {y, -0.5, 3.5}, PlotPoints -> 35, AxesLabel -> {"x", "y", "z"}, ViewPoint -> {1.300, -2.400, 2.000}]; Bob Hanlon In a message dated 4/19/2000 2:44:33 AM, jgregory at ismi.net writes: > In Mathematica, how does one plot a bounded and closed domain in R^2 >that includes variables? For example let R be y=x; x=2; y = 0; for the >function, f(x,y) = x*y. >