[pstricks] plotting in polar coordinates

[Etienne Marache]

From: "juanleal at cantv.net" <juanleal at cantv.net>
Subject: Re: Re: [pstricks] plotting in polar coordinates
Date: Sun, 19 Jun 2005 03:14:53 -0400
> 
> I noticed that if we delete the command \space in your solution it doesn't work: I
> didn't know that we can use any other thing but the definition of the functions in
> the argument of the plot commands.
> 
> Please could you tell me about the use of the command \space, or any other of the
> same type, in the argument of \psplot or \paremetricplot?
> 
> Juan Leal

> >\newcommand{\rau}{2 t mul cos 3 mul sqrt}
> >\parametricplot{-45}{45}{\rau\space dup t cos mul exch t sin mul}

\space puts  a space.  Without space, the  latex macro \rau  or any
TeX command "eats" the following space, thus causing a
postscript error. 

Etienne