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Zulip Chat Archive

Stream: Is there code for X?

Topic: AD determinacy axiom


Olaf Kołodziejski (Feb 14 2023 at 17:27):

Hey, is there a code for ZF+AD?

Damiano Testa (Feb 14 2023 at 17:39):

I think that there might be nothing.

A lot of mathlib uses the axiom of choice, so that's a problem...

Yaël Dillies (Feb 14 2023 at 20:21):

We have docs#Set if you want to get ideas on how to embed ZF + AD into Lean.


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