Re: AspectRatio -> 1 vs AspectRatio ->1.25
- To: mathgroup at smc.vnet.net
- Subject: [mg122820] Re: AspectRatio -> 1 vs AspectRatio ->1.25
- From: Ray Koopman <koopman at sfu.ca>
- Date: Fri, 11 Nov 2011 04:56:20 -0500 (EST)
- Delivered-to: l-mathgroup@mail-archive0.wolfram.com
- References: <j9dor5$b6r$1@smc.vnet.net>
On Nov 9, 3:40 am, John Accardi <johnacca... at comcast.net> wrote:
> Goal: Plot both y = x and y = -x such that then intersect visually at
> 90 degrees.
>
> Intuitively, AspectRatio -> 1 should do this but it takes
> AspectRatio -> 1.25 to accomplish this.
>
> Am I missing something? Why 1.25 and not 1?
>
> Example:
>
> << Graphics`ImplicitPlot`; ImplicitPlot[{7 x^2 - 6 Sqrt[3] x y +
> 13 y^2 - 16 == 0, ((x^2)/2^2) + ((y^2)/2^2) == 1, y == x,
> y == -x}, {x, -3, 3}, AspectRatio -> 1.25]
>
> Produces the desired plot using AspectRatio -> 1.25.
>
> Thanks for any insights.
AspectRatio -> Automatic