Re: [Matplotlib-users] how to plot a sphere and two more curves, and the aspect ratio to be preserved

[Benjamin R. <ben...@ou...>]

Which version of matplotlib are you using? There used to be some issues
with this, but I could have sworn I resolved this a while back.


Ben Root


On Mon, Apr 7, 2014 at 2:40 PM, Emilia Petrisor
<emi...@gm...>wrote:

> Dear all,
>
>
> I want to visualize the image through the stereographic projection (that
> maps
> the extended complex plane to the unit sphere), of a circle and a line
> from the plane.
>
> I imported:
>
> import numpy as np
> import matplotlib.pyplot as plt
> from mpl_toolkits.mplot3d import Axes3D
>
> fig = plt.figure()
> ax = fig.add_subplot(111,  projection='3d')
>
> If I plot only the  the sphere and  a circle in the plane xoy and set:
>
> ax.set_aspect('equal')
>
> all is OK, but inserting one more plot for the image of the circle onto
> the sphere,
> the aspect is changed and the sphere is displayed as an ellipsoid.
>
> My question is:  how could I lock the aspect in order to keep the geometry
> of the sphere?
>
> Thanks,
>
> Em
>
>
>
>
>
>
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