(f : ∀ s, A s → B s) `{IsIsomorphism σ A B f} (u : Symbol σ) : transport (λ C : Carriers σ, Operation C (σ u)) (path_equiv_family (equiv_isomorphism f)) u.#A = u.#B. Proof. by apply path_operations_equiv. Defined.
Require Import Import algebra_notations ne_list.notations.