Equation Icon  ∘ --------( ∮ ∮ ) Area-(𝒮-) --1- ( ab)2 -1-- ( ab)2 EH (𝒮) = 16πG2 1 − 16 π kabq d𝒮 + 16π χabq d𝒮 ≥ ∘ --------( ∮ 𝒮 ) 𝒮 Area-(𝒮-) --1- ( ab)2 ≥ 16πG2 1 − 16 π kabq d𝒮 = ∘ ---------∮ 𝒮 -1-- Area-(𝒮-) ( 𝒮 ( ab)2) = 16π 16πG2 2 R − kabq d𝒮 =: EG (𝒮 ). (6.4 ) 𝒮