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st: RE: Drawing a Circle


From   "Nick Cox" <n.j.cox@durham.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: Drawing a Circle
Date   Tue, 18 Oct 2005 18:31:33 +0100

Try 

... aspect(1) 

[G]     aspect_option . Option for controlling aspect ratio of the plot region
        (help aspect_option)

SJ-4-3  gr0007  . . . . . .  Stata tip 12: Tuning the plot region aspect ratio
        Q3/04   SJ 4(3):357--358
        tips for using the aspect() option to alter the shape
        of a graph

Nick 
n.j.cox@durham.ac.uk 

Eric G. Wruck
 
> All this discussion of polynomials piqued my curiosity, so I thought 
> I'd play with twoway function.  In particular, I entered
> 
> twoway function y = sqrt(1 - (x)^2), range(-1 1)  || function y = 
> -sqrt(1 - (x)^2), range(-1 1)
> 
> but my unit circle looks like an ellipse.  What do I have to do to 
> make this thing look like the circle it is supposed to be?

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