{F : Type u_12} →
  {𝕜 : Type u_13} →
    {E : Type u_14} →
      [inst : SeminormedRing 𝕜] →
        [inst_1 : AddGroup E] →
          [inst_2 : SMul 𝕜 E] →
            [inst_3 : FunLike F E ℝ] →
              {motive : SeminormClass F 𝕜 E → Sort u} →
                (t : SeminormClass F 𝕜 E) →
                  ([toAddGroupSeminormClass : AddGroupSeminormClass F E ℝ] →
                      (map_smul_eq_mul : ∀ (f : F) (a : 𝕜) (x : E), f (a • x) = ‖a‖ * f x) → motive ⋯) →
                    motive t