Theorem Rel.preimage_eq_codom_of_domain_subset

Modification history

2024-05-31 00:19
Mathlib/Data/Rel.lean
chore: fix formatting of many misplaced "by"s (#13204)
Modified Rel.preimage_eq_codom_of_domain_subsetView on Github →
2023-11-02 14:15
Mathlib/Data/Rel.lean
feat(Data/Rel): prove simple propositions about images, preimages and graphs of relations (#6559) …
Added Rel.preimage_eq_codom_of_domain_subsetView on Github →