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Theorem
Cardinal.aleph0_lt_aleph_one
Modification history
2024-10-16 00:08
Mathlib/SetTheory/Cardinal/Aleph.lean
feat(SetTheory/Cardinal/Aleph): add notation for `aleph` and `beth` (#17671)
Modified
Cardinal.aleph0_lt_aleph_one
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2024-10-11 12:40
Mathlib/SetTheory/Cardinal/Aleph.lean
chore(SetTheory/Cardinal/Ordinal): split file (#16990) …
Modified
Cardinal.aleph0_lt_aleph_one
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2023-02-23 13:50
Mathlib/SetTheory/Cardinal/Ordinal.lean
feat: port SetTheory.Cardinal.Ordinal (#2463)
Added
Cardinal.aleph0_lt_aleph_one
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