contradiction
Δ : RankedAlphabet
H : Type
target : Algebra Δ
f : { a // Vars Δ H a } → target.carrier
a✝ : target ∈ Set.univ
σ✝ : Δ.alphabet
v✝ : Fin (RankedAlphabet.rank Δ σ✝) → Term Δ H
hv : Vars Δ H (app σ✝ v✝)
⊢ f { val := app σ✝ v✝, property := hv } = Hom.hom (Term.algebraHom target f) { val := app σ✝ v✝, property := hv }.val
no goals