Re: Regarding a 3D plot in mathematica

*To*: mathgroup at smc.vnet.net*Subject*: [mg47486] Re: [mg47462] Regarding a 3D plot in mathematica*From*: Ananya Debnath <ananya at ipc.iisc.ernet.in>*Date*: Wed, 14 Apr 2004 07:16:34 -0400 (EDT)*Sender*: owner-wri-mathgroup at wolfram.com

I know this option. But say, if I can't convert my data (list of points in 3D) as array of height values, then can I plot my data of list of points in 3D directly as we plot in case of a function? Ananya. On Tue, 13 Apr 2004, Tomas Garza wrote: > There are some fine points regarding the nature of the points you want to > plot in 3D. First, have a close look at the definition of ListPlot3D (in the > on-line help browser, e.g.). Notice that the argument you must provide is an > array of height values, not a list of points in 3D. So, for example > > In[1]:= > tbl = Table[Sin[x*y], {x, 0, Pi, Pi/8}, > {y, 0, Pi, Pi/8}]; > > In[2]:= > ListPlot3D[tbl]; > > works all right (first of all load Graphis`Graphics3D`). Some > experimentation is useful in order to familiarize yourself with this > function. > > Tomas Garza > Mexico City > ----- Original Message ----- > From: "Ananya Debnath" <ananya at ipc.iisc.ernet.in> To: mathgroup at smc.vnet.net > To: <mathgroup at smc.vnet.net> > Sent: Tuesday, April 13, 2004 5:26 AM > Subject: [mg47486] [mg47462] Regarding a 3D plot in mathematica > > > > Hi, > > > > I want to make a 3D plot out of a data file having 3 columns of numbers > > using mathematica such that each row represents a point in 3D, and also > > the resulting plot looks as one obtained from ploting a function with > command > > line: > > Plot3D[function[x,y],{x,xmin,xmax},{y,ymin,ymax}]. > > > > Can you please help me regarding this plot? > > > > Thanks, > > > > Ananya. > > > > > > > > > > > > > >