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Theorem ordinal.omega_ne_zero

Modification history

2022-06-05 07:36
src/set_theory/ordinal/arithmetic.lean
refactor(set_theory/*): change `omega` to `aleph_0` + golf (#14467) …
Modified ordinal.omega_ne_zeroView on Github →
2020-07-23 11:08
src/set_theory/ordinal.lean
chore(set_theory/ordinal): split into multiple files (#3517) …
Modified ordinal.omega_ne_zeroView on Github →
2017-12-31 16:53
data/ordinal.lean
feat(data/ordinal): is_normal, omin, power/log, CNF, indecomposables, …
Added ordinal.omega_ne_zeroView on Github →