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Theorems · Theorem · logic and foundations

Ordinal.cof_eq_cof_toType

Deprecated since 2026-02-18Use Ordinal.cof_toType instead.

∀ (o : Ordinal.{u_1}), Order.cof o.ToType = o.cof

Alias of Ordinal.cof_toType.

Defined in
Mathlib.SetTheory.Cardinal.Cofinality.Ordinal
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0 results in Mathlib
Foundations
Depth 86 from the axioms · uses propext, Classical.choice, Quot.sound

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