Re: coordinate system
- To: mathgroup at smc.vnet.net
- Subject: [mg84663] Re: coordinate system
- From: Narasimham <mathma18 at hotmail.com>
- Date: Tue, 8 Jan 2008 03:39:21 -0500 (EST)
- References: <flk29u$bsh$1@smc.vnet.net> <flqcpj$kal$1@smc.vnet.net>
On Jan 8, 11:31 am, Narasimham <mathm... at hotmail.com> wrote:
> On Jan 6, 4:07 pm, Narasimham <mathm... at hotmail.com> wrote:
>
>
>
> > On Jan 4, 6:31=A0am, Jan Schmedes <ja... at crustal.ucsb.edu> wrote:
>
> > > Dear group,
>
> > > i have a probably rather simple problem regarding plotting. I want to =A0
> > > create plots in a right handed coordinate system that has z positive =A0
> > > down, that is X (positive North), Y (positive East), and Z (positive =A0
> > > down). How can i achieve that when creating a 3D plot? I played =A0
> > > around with AffineShape in Mathematica 5.2 and changing the Ticks in =A0
> > > the plot but i was wondering if there is an straight forward way of =A0
> > > doing that? Now i am using Mathematica 6.
----
> from:
> Plot3D[ x Cos[y], {x, -2, 2}, {y, -3, 3} ] ; swap x and y, change
> sign and swap x-, y- domains.
>
> to:
> Plot3D[-y Cos[x], {x, -3, 3}, {y, -2, 2}] ;
BTW,this can be also brought about by rotating the entire object (all
points) around line x = y, z = 0 through 180 degrees.