Theorems · Theorem · logic and foundations
Ordinal.blsub_zero
Deprecated since 2026-03-23Mathlib marks this declaration as deprecated.
∀ (f : (a : Ordinal.{u_3}) → a < 0 → Ordinal.{max u_3 u_4}), Ordinal.blsub 0 f = 0- Defined in
- Mathlib.SetTheory.Ordinal.Family
- Cited by
- 1 results in Mathlib
- Foundations
- Depth 89 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites3
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Ordinalstatement and proof · cited by 1,688
- Ordinal.blsubstatement · cited by 44
- Ordinal.blsub_eq_zero_iffproof · cited by 1
Cited by1
Results whose statement or proof uses this declaration.
- Ordinal.IsFundamentalSequence.zeroproof · cited by 0