∀ {𝕜 : Type u_1} [inst : NontriviallyNormedField 𝕜] {E : Type u_3} [inst_1 : NormedAddCommGroup E]
  [inst_2 : NormedSpace 𝕜 E] {H : Type u_4} [inst_3 : TopologicalSpace H] {I : ModelWithCorners 𝕜 E H} {G : Type u_2}
  [inst_4 : TopologicalSpace G] [inst_5 : ChartedSpace H G] [inst_6 : Monoid G] [inst_7 : ContMDiffMul I (↑⊤) G]
  (X Y : LeftInvariantDerivation I G) (g : G),
  (hfdifferential ⋯) ((Derivation.evalAt 1) (↑X - ↑Y)) = (Derivation.evalAt g) (↑X - ↑Y)