Mathlib v3 is deprecated. Go to Mathlib v4

Commit 2022-09-30 00:01 4ed50443

View on Github →

feat(tactic/positivity): Extension for finset.card (#16637) A best effort positivity extension for finset.card. This looks for an assumption of the form s.nonempty in context to prove 0 < s.card.

Estimated changes