Theorem Cardinal.cast_toNat_eq_iff_lt_aleph0

Modification history

2026-01-21 17:08
Mathlib/SetTheory/Cardinal/ToNat.lean
chore(SetTheory/Cardinal): remove explicit argument to `nat_lt_aleph0` (#33990) …
Modified Cardinal.cast_toNat_eq_iff_lt_aleph0View on Github →
2025-02-26 15:48
Mathlib/SetTheory/Cardinal/ToNat.lean
feat(Algebra/Module): the minimum cardinality of generating set (#20744) …
Added Cardinal.cast_toNat_eq_iff_lt_aleph0View on Github →