Mathlib v3 is deprecated. Go to Mathlib v4

Theorem set.mk_preimage_prod_left_fn_eq_if

Modification history

2021-12-13 09:36
src/data/set/basic.lean
split(data/set/prod): split off `data.set.basic` (#10739) …
Modified set.mk_preimage_prod_left_fn_eq_ifView on Github →
2021-01-10 19:12
src/data/set/basic.lean
feat(equiv|set|topology): various additions (#5656) …
Added set.mk_preimage_prod_left_fn_eq_ifView on Github →