Re: 3D plot question

*To*: mathgroup at smc.vnet.net*Subject*: [mg62633] Re: [mg62575] 3D plot question*From*: Bob Hanlon <hanlonr at cox.net>*Date*: Wed, 30 Nov 2005 00:06:13 -0500 (EST)*Reply-to*: hanlonr at cox.net*Sender*: owner-wri-mathgroup at wolfram.com

z=x^5*y; Compare Plot3D[z,{x,-1,1},{y,-1,1},PlotPoints->40,Mesh->False, BoxRatios->{1,1,0.4}]; Plot3D[z,{x,-1,1},{y,-1,1},PlotPoints->40,Mesh->False, BoxRatios->{1,1,0.4},PlotRange->All]; Plot3D[z,{x,-1,1},{y,-1,1},PlotPoints->100,Mesh->False, BoxRatios->{1,1,0.4},ClipFill->None]; Bob Hanlon > > From: "Tun Myint Aung" <tma at nus.edu.sg> To: mathgroup at smc.vnet.net > Date: 2005/11/29 Tue AM 04:44:05 EST > Subject: [mg62633] [mg62575] 3D plot question > > > Dear Mathgroup, > > When I plot a 3D plot in mathematica, I found that some part of the > surface has been cut off in the graph. For example, > > z = x^5*y > > Plot3D[z, {x, -1, 1}, {y, -1, 1}, PlotPoints -> 40, > > Mesh -> False, BoxRatios -> {1, 1, 0.4}] > > Mathematica plot for z values only in the range -0.2 to 0.2. Actually > when x=1, y=1, z value will be 1. But in the graph, the surface goes > flat for z>0.2.Why? How can I get the graph for full range of z? > > > > Best Regards, > > Tun Myint Aung > Graduate Student > National University of Singapore > E1A #02-18 > Kent Ridge, 119260, Singapore > E-mail g0202015 at nus.edu.sg <mailto:g0202015 at nus.edu.sg> > > >