Theorem Finset.sigma_image_fst_preimage_mk

Modification history

2023-08-10 19:52
Mathlib/Data/Finset/Preimage.lean
chore: banish `Type _` and `Sort _` (#6499) …
Modified Finset.sigma_image_fst_preimage_mkView on Github →
2023-01-21 16:19
Mathlib/Data/Finset/Preimage.lean
feat: port Data.Finset.Preimage (#1746)
Added Finset.sigma_image_fst_preimage_mkView on Github →