Theorems · Theorem · logic and foundations
Ordinal.cof_zero
Ordinal.cof 0 = 0
- Cited by
- 7 results in Mathlib
- Foundations
- Depth 87 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites4
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.cofstatement · cited by 125
- Ordinal.cof_eq_zeroproof · cited by 4
Cited by7
Results whose statement or proof uses this declaration.
- Cardinal.isSingular_aleph_iffproof · cited by 2
- Ordinal.le_cof_map_of_isNormalproof · cited by 1
- Ordinal.IsFundamentalSeq.zeroproof · cited by 0
- Ordinal.cof_preOmegaproof · cited by 0
- Ordinal.cof_mulproof · cited by 0
- Ordinal.IsFundamentalSequence.zeroproof · cited by 0
- Cardinal.mk_subset_mk_lt_cofproof · cited by 0