Equation Icon  √ ---- ˆb (ω) = ℛ (Ω )ˆa (ω) + 𝒯 (Ω )ˆa (ω) + 2--γ1,2X-(Ω), (280 ) 1,2 1,2 1,2 2,1 ℓ(Ω) √ --- √ --- ˆ ˆe1,2(ω) = ˆf1,2(ω) = ˆe(ω) = --γ1ˆa1(ω-) +--γ2ˆa√2(ω-) +-X-(Ω-), (281 ) ℓ(Ω ) τ