Results might not in sync

[BirkhoffG]

What we show in the documentation might not timely reflect the current version of the code. If we don't rerun the code, some of the results might be out-of-sync (especially if we change the internal logic of the code).

[BirkhoffG]

I think we can use this directive in nbdev: https://nbdev.fast.ai/explanations/directives.html#exec_doc