Ancestors

Toot

Written by Naïm Camille Favier on 2025-01-13 at 20:38

Could someone who actually knows topos theory check my answer here?

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Descendants

Written by Martin Escardo on 2025-01-13 at 21:48

@ncf

It is correct.

See also our paper

https://lmcs.episciences.org/3217

which discusses subsingleton choice.

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Written by Martin Escardo on 2025-01-13 at 21:53

@ncf

(Notice also that LEM implies subsingleton choice.)

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