Re: Corrupt graphics output

*To*: mathgroup at smc.vnet.net*Subject*: [mg90681] Re: Corrupt graphics output*From*: Jean-Marc Gulliet <jeanmarc.gulliet at gmail.com>*Date*: Sat, 19 Jul 2008 04:49:08 -0400 (EDT)*Organization*: The Open University, Milton Keynes, UK*References*: <g5pj0s$qbg$1@smc.vnet.net>

Paul M wrote: > I was playing around with Mathematica the other day and was attempting > to graph the modulus of the complex-valued gamma function. When I use > a PlotPoints value of 120 the graph looks fine. However, the > following command yields a corrupt graph (PlotPoints value of 150). > > Plot3D[Abs[Gamma[x + I y]], {x, -5, 5}, {y, -5, 5}, > PlotPoints -> {150, 150}, PlotRange -> {0, 10}, > BoxRatios -> {1, 1, 0.8}, AxesLabel -> {x, I y, Abs[Gamma[z]]}] More input may be needed. What do you mean by "corrupt graph?" What is your platform? What graphic card do you use? ... I have tried the above expression on my system (64-bit Intel Core 2 Duo Mac OS X Leopard 1.5.4 Mathematica 6.0.3), varying PlotPoints from 60 to 200 and failed to notice any "corruption." Regards, -- Jean-Marc