Theorems · Theorem · logic and foundations
Ordinal.lt_lsub_iff
Deprecated since 2026-03-27Mathlib marks this declaration as deprecated.
∀ {ι : Type u_3} {f : ι → Ordinal.{max u_4 u_3}} {a : Ordinal.{max u_3 u_4}}, a < Ordinal.lsub f ↔ ∃ i, a ≤ f i- Defined in
- Mathlib.SetTheory.Ordinal.Family
- Cited by
- 0 results in Mathlib
- Foundations
- Depth 86 from the axioms · uses propext, Classical.choice, Quot.sound
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- Ordinalstatement and proof · cited by 1,688
- Ordinal.lsubstatement · cited by 43
- Ordinal.lsub_le_iffproof · cited by 6
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