Theorem Cardinal.le_sum

Modification history

2025-10-22 19:38
Mathlib/SetTheory/Cardinal/Order.lean
feat(SetTheory/Cardinal): generalize and rename theorems on `Cardinal.sum` (#29351) …
Modified Cardinal.le_sumView on Github →
2025-03-18 10:57
Mathlib/SetTheory/Cardinal/Basic.lean
chore(SetTheory): split `Cardinal/Basic.lean` (#23014) …
Modified Cardinal.le_sumView on Github →
2023-02-11 10:18
Mathlib/SetTheory/Cardinal/Basic.lean
feat: port SetTheory.Cardinal.Basic (#2084)
Added Cardinal.le_sumView on Github →