{F : Type u_1} →
  {R : Type u_2} →
    [inst : SeminormedCommRing R] →
      {S : Type u_3} →
        [inst_1 : Ring S] →
          [inst_2 : Algebra R S] →
            [inst_3 : FunLike F S ℝ] →
              {motive : MulAlgebraNormClass F R S → Sort u} →
                ([toMulRingNormClass : MulRingNormClass F S ℝ] →
                    (map_smul_eq_mul : ∀ (f : F) (a : R) (x : S), f (a • x) = ‖a‖ * f x) → motive ⋯) →
                  (t : MulAlgebraNormClass F R S) → motive t