Mathlib v3 is deprecated. Go to Mathlib v4

Theorem not_subset_of_ssubset

Modification history

2022-02-02 14:51
src/order/rel_classes.lean
feat(order/rel_classes): Unbundled typeclass to state that two relations are the non strict and strict versions (#11381) …
Added not_subset_of_ssubsetView on Github →