Theorems · Theorem · logic and foundations
or_not_of_imp
∀ {a b : Prop}, (a → b) → b ∨ ¬a- Defined in
- Mathlib.Logic.Basic
- Cited by
- 4 results in Mathlib
- Foundations
- Depth 12 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites1
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Decidable.or_not_of_impproof · cited by 1
Cited by4
Results whose statement or proof uses this declaration.
- Finite.card_le_of_injective'proof · cited by 1
- ENNReal.inv_le_iff_le_mulproof · cited by 1
- Finite.card_le_of_surjective'proof · cited by 0
- InformationTheory.klDiv_eq_top_iffproof · cited by 0