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Theorem ennreal.sub_le_sub_add_sub

Modification history

2021-10-21 18:28
src/data/real/ennreal.lean
refactor(data/real/ennreal): remove sub lemmas (#9857) …
Deleted ennreal.sub_le_sub_add_subView on Github →
2019-12-15 21:28
src/data/real/ennreal.lean
feat(data/real/ennreal): more lemmas, `*_cast` tags, use `lift` tactic (#1754) …
Added ennreal.sub_le_sub_add_subView on Github →