∀ {F : Type u_2} [inst : Field F] [inst_1 : Differential F] [inst_2 : CharZero F] {K : Type u_3} [inst_3 : Field K]
  [inst_4 : Algebra F K] (B : IntermediateField F K) [inst_5 : FiniteDimensional F ↥B], DifferentialAlgebra F ↥B