Re: Sub-division of surface plotting by PlotPoints->{m,n}
- To: mathgroup at smc.vnet.net
- Subject: [mg85643] Re: Sub-division of surface plotting by PlotPoints->{m,n}
- From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
- Date: Sun, 17 Feb 2008 07:18:18 -0500 (EST)
- References: <fp675t$5ao$1@smc.vnet.net>
Hi,
a) your surface has *no* "straight edge"
b)
ParametricPlot3D[{u Cos[t], u Sin[t], t}, {u, 1, 2}, {t, 0, 2 Pi},
Mesh -> All, PlotPoints -> {4096, 4096}]
will create more polygons in the polygonal approximation than you
will need.
Regards
Jens
Narasimham wrote:
> I need to further sub-divide some skew quadrilaterals dividing each
> side again, say into 10 sub-divisions for each straight edge.Thanks in
> advance for such an indication.
>
> ParametricPlot3D[ {u Cos[t], u Sin[t], t}, {u,1,2}, {v,0,Pi},
> PlotPoints-> {2,3} ]
>
> Narasimham
>