A formal consistency proof of Quine's set theory New Foundations
Why do you think that https://github.com/leanprover-community/lean4-metaprogramming-book is a good alternative to con-nf
A formal consistency proof of Quine's set theory New Foundations
Why do you think that https://github.com/leanprover-community/lean4-metaprogramming-book is a good alternative to con-nf