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Theorem sum.get_left_eq_none_iff

Modification history

2023-01-16 16:42
src/data/sum/basic.lean
feat(data/sum/basic): add some missing lemmas (#18184) …
Modified sum.get_left_eq_none_iffView on Github →
2022-01-08 07:22
src/data/sum/basic.lean
feat(data/sum/order): Linear and disjoint sums of orders (#11157) …
Added sum.get_left_eq_none_iffView on Github →