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Theorems · Theorem · category theory

PFunctor.M.IsBisimulation.head

∀ {F : PFunctor.{uA, uB}} {R : F.M → F.M → Prop},
  PFunctor.M.IsBisimulation R →
    ∀ {a a' : F.A} {f : F.B a → F.M} {f' : F.B a' → F.M}, R (PFunctor.M.mk ⟨a, f⟩) (PFunctor.M.mk ⟨a', f'⟩) → a = a'

The head of the trees are equal

Defined in
Mathlib.Data.PFunctor.Univariate.M
Cited by
1 results in Mathlib
Foundations
Depth 13 from the axioms · uses no axioms

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