Re: 3DPlot in Mathematica 6

*To*: mathgroup at smc.vnet.net*Subject*: [mg80349] Re: [mg80312] 3DPlot in Mathematica 6*From*: Syd Geraghty <sydgeraghty at mac.com>*Date*: Sat, 18 Aug 2007 05:37:25 -0400 (EDT)*References*: <200708170550.BAA00254@smc.vnet.net>

On Aug 16, 2007, at 10:50 PM, Dr. Van Nostrandt wrote: > Hi, > I use Mathematica 6 on a PC (Intel Celeron CPU 2.6 GHz, 256 RAM) > under Ubuntu 7.04. > When I run the command Plot3D[f,options] it doesn't display me the > function graph if f has a complicated form. If f it's enough > simple, the function is displayed. > For example the command Plot3D[Sin[x+Sin[y]],{x,-10,10},{y,-10,10}] > shows me the graph, but already for > Plot3D[2 [Sin[x+Sin[y]]],{x,-10,10},{y,-10,10}] I can't see it, > just the 3D box, where should be the graph. > Does anyone know the reason? > Thank You in advance! > The problem is misuse of brackets. Use parenthesis Plot3D[2 (Sin[x+Sin[y]]),{x,-10,10},{y,-10,10}] ^ ^ Cheers ... Syd Geraghty

**References**:**3DPlot in Mathematica 6***From:*"Dr. Van Nostrandt" <dr.vannostrandt@yahoo.com>