Wκ,μ⁡(z)=2⁢z⁢ⅇ-12⁢zΓ⁡(12+μ-κ)⁢Γ⁡(12-μ-κ)⁢∫0∞ⅇ-t⁢t-κ-12⁢K2⁢μ⁡(2⁢z⁢t)⁢ⅆ⁡t,