Re: Re: can't get ListVectorPlot3D to work.
- To: mathgroup at smc.vnet.net
- Subject: [mg107558] Re: [mg107551] Re: [mg107506] can't get ListVectorPlot3D to work.
- From: DrMajorBob <btreat1 at austin.rr.com>
- Date: Wed, 17 Feb 2010 07:01:48 -0500 (EST)
- References: <201002151046.FAA28191@smc.vnet.net>
- Reply-to: drmajorbob at yahoo.com
The OP's example DOES fit the second description, and Help is just wrong. Bobby On Tue, 16 Feb 2010 05:11:20 -0600, <bsyehuda at gmail.com> wrote: > The way you try to do it does not conform with the documentation. > ListVectorPlot3D expect either > 1. a rectangular array of height values > 2. A list. The element of the list are TWO lists, in which the first is > point and the second is the vector (of the field) at that point > > so, unless you meet with one of the requirements you cannot do it > > yehuda > > On Mon, Feb 15, 2010 at 12:46 PM, 1.156 <rob at piovere.com> wrote: > >> ********* >> HELP states: ListVectorPlot3D[{{ {x1,y1,z1},{vx1,vy1,vz1}}, ...}] >> generates 3D vector plot from vector field values {vxi,vyi,vzi} given at >> specified points {xi,yi,zi}. >> >> But, I get nothing but an empty box when trying this: >> >> pts={ {{3., 0, 0}, {-2.15667, 3.39688, 4.02369}}, >> {{0.843326, 3.39688, 4.02369}, {-4.19657, -2.394, 4.8314}}, >> {{-3.35324, 1.00288, 8.85509}, {2.19306, -4.30499, 4.8314}}, >> {{-1.16019, -3.30212, 13.6865}, {4.4038, 1.98721, 4.8314}}, >> {{3.24361, -1.31491, 18.5179}, {-1.77692, 4.49277, 4.8314}} } >> >> ListVectorPlot3D[pts] >> >> I've spent hours trying various options and have never seen a plot yet. >> (VectorPoints->All seemed most promising but got nowhere.) >> Surely I'm misinterpreting something --can someone please enlighten me >> as to what? Using V7 on XP. >> >> Thanks, Rob >> >> >> -- DrMajorBob at yahoo.com
- References:
- can't get ListVectorPlot3D to work.
- From: "1.156" <rob@piovere.com>
- can't get ListVectorPlot3D to work.