PFun.fix_fwd

∀ {α : Type u_1} {β : Type u_2} {f : α →. β ⊕ α} {b : β} {a a' : α}, b ∈ f.fix a → Sum.inr a' ∈ f a → b ∈ f.fix a'

Defined in: Mathlib.Data.PFun
Cited by: 3 results in Mathlib
Foundations: Depth 16 from the axioms · uses propext, Classical.choice, Quot.sound

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