refactor: Remove double empty lines

HepLean/StandardModel/HiggsBoson/Basic.lean

@@ -98,7 +98,6 @@ lemma apply_im_smooth (φ : HiggsField) (i : Fin 2):
 /-- Given two `higgsField`, the map `spaceTime → ℂ` obtained by taking their inner product. -/
 def innerProd (φ1 φ2 : HiggsField) : SpaceTime → ℂ := fun x => ⟪φ1 x, φ2 x⟫_ℂ
 
-
 /-- Given a `higgsField`, the map `spaceTime → ℝ` obtained by taking the square norm of the
  higgs vector.  -/
 @[simp]
@@ -154,7 +153,6 @@ lemma potential_apply (φ : HiggsField) (μSq lambda : ℝ) (x : SpaceTime) :
   simp [HiggsVec.potential, toHiggsVec_norm]
   ring
 
-
 /-- A higgs field is constant if it is equal for all `x` `y` in `spaceTime`. -/
 def IsConst (Φ : HiggsField) : Prop := ∀ x y, Φ x = Φ y
 

HepLean/StandardModel/HiggsBoson/TargetSpace.lean

@@ -39,7 +39,6 @@ open ComplexConjugate
 /-- The complex vector space in which the Higgs field takes values. -/
 abbrev HiggsVec := EuclideanSpace ℂ (Fin 2)
 
-
 /-- The continuous linear map from the vector space `higgsVec` to `(Fin 2 → ℂ)` achieved by
 casting vectors. -/
 def higgsVecToFin2ℂ : HiggsVec →L[ℝ] (Fin 2 → ℂ) where
@@ -144,7 +143,6 @@ lemma potential_snd_term_nonneg (φ : HiggsVec) :
   simp_all only [ge_iff_le, norm_nonneg, pow_nonneg, and_true]
   exact le_of_lt hLam
 
-
 lemma zero_le_potential_discrim  (φ : HiggsVec) :
     0 ≤ discrim (λ) (- μSq ) (- potential μSq (λ) φ) := by
   have h1 := potential_as_quad μSq (λ) φ

HepLean/StandardModel/Representations.lean

@@ -53,5 +53,4 @@ lemma repU1_fundamentalSU2_commute (u1 : unitary ℂ) (g : specialUnitaryGroup (
   apply Subtype.ext
   simp
 
-
 end StandardModel