monotile notebook

[videlec]

Add a notebook for playing with the monotile (a non-convex polygon tiling the plane)

Checklist

• [x] Added an entry in doc/news/
• [ ] Added a test for this change : irrelevant
• [ ] Added new .py files to the documentation in doc/geometry or doc/graphical : irrelevant

Failures to be fixed in other PR

• [x] impossible to triangulate the surfaces, see #239
• [ ] impossible to create points on the surface, see #93

[videlec]

I think that some of the logic in the notebook should be converted in a "translation surface wizard".

[saraedum]

I think that some of the logic in the notebook should be converted in a "translation surface wizard".

Yes. It's somewhat tedious to do all this without a wizard.

[saraedum]

@videlec you need to add the notebook to the documentation in the examples section btw.

[github-actions[bot]]

Documentation preview for this PR is ready! :tada: Built with commit: 8a0f4e8122b1f8ad3bad99b6a618a0f19128702e