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Re:Functional Programming in Lean – a book on using Lean 4 t... by calrizien on Monday May 29, 2023 @06:39AM (#36112600)
Is there a public compendium of lean proofs? More specifically, has Euclid's Elements been translated into lean?
Re:Functional Programming in Lean – a book on using Lean 4 t... by arlort on Monday May 29, 2023 @07:18AM (#36112850)
Is this what you're looking for?

https://github.com/leanprover-community/mathlib

Re:Functional Programming in Lean – a book on using Lean 4 t... by dmytrish on Monday May 29, 2023 @07:26AM (#36112904)
There's Mathlib: https://leanprover-community.github.io/mathlib_docs/index.ht...

I was stunned when I discovered it, because it does exactly what its name suggests: it's a huge library of math proofs available as a library in Lean.