Equation Icon  sqz † † † 1 † S Y (Ω) = 𝒴𝒴𝒴 (Ω)⟨ˆa (Ω ) ∘ ˆa (Ω )⟩sqz𝒴𝒴𝒴 (Ω ) = 𝒴𝒴𝒴 (Ω )𝕊sqz(Ω )𝒴𝒴𝒴 (Ω ) = -𝒴𝒴𝒴 (Ω)ℙ &#x0 2 2 2 = |𝒴c-(Ω-)|-(cosh2r + sinh2r cos2 ϕ) + |𝒴s-(Ω)|-(cosh2r − sinh 2rcos 2ϕ) 2 2 − Re [𝒴c(Ω )𝒴 ∗s(Ω )]sinh 2rsin2 ϕ. (89 )