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Theorem ordinal.add_le_add_iff_left

Modification history

2022-02-02 14:51
src/set_theory/ordinal_arithmetic.lean
refactor(set_theory/ordinal): Add `covariant_class` instances for ordinal addition and multiplication (#11678) …
Deleted ordinal.add_le_add_iff_leftView on Github →
2020-07-23 11:08
src/set_theory/ordinal.lean
chore(set_theory/ordinal): split into multiple files (#3517) …
Modified ordinal.add_le_add_iff_leftView on Github →
2017-12-31 16:53
data/ordinal.lean
feat(data/ordinal): is_normal, omin, power/log, CNF, indecomposables, …
Modified ordinal.add_le_add_iff_leftView on Github →
2017-12-17 02:45
data/ordinal.lean
feat(data/ordinal): ordinal collapse, ordinals ordering,
Added ordinal.add_le_add_iff_leftView on Github →