∀ {𝕜 : Type u_5} {ι : Type u_1} {E : ι → Type u_4} {E₁ : ι → Type u_2} (G : Type u_3) [inst : NontriviallyNormedField 𝕜]
  [inst_1 : (i : ι) → SeminormedAddCommGroup (E i)] [inst_2 : (i : ι) → NormedSpace 𝕜 (E i)]
  [inst_3 : (i : ι) → SeminormedAddCommGroup (E₁ i)] [inst_4 : (i : ι) → NormedSpace 𝕜 (E₁ i)]
  [inst_5 : SeminormedAddCommGroup G] [inst_6 : NormedSpace 𝕜 G] [inst_7 : Fintype ι] (f : (i : ι) → E i ≃L[𝕜] E₁ i),
  Function.LeftInverse (⇑(ContinuousMultilinearMap.compContinuousLinearMapL fun i => ↑(f i).symm))
    (↑(ContinuousMultilinearMap.compContinuousLinearMapL fun i => ↑(f i))).toFun