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.cofAlias of Ordinal.cof_toType.
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- Foundations
- Depth 86 from the axioms · uses propext, Classical.choice, Quot.sound
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Cites6
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Cardinalstatement · cited by 2,598
- Ordinalstatement · cited by 1,688
- Ordinal.ToTypestatement · cited by 143
- Ordinal.cofstatement · cited by 125
- Order.cofstatement · cited by 86
- Ordinal.cof_toTypeproof · cited by 7
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