w1⁢(z)=ⅇ(c-b)⁢π⁢ⅈ⁢Γ⁡(c)⁢Γ⁡(1-a)Γ⁡(b)⁢Γ⁡(c-a-b+1)⁢w4⁢(z)+ⅇ-b⁢π⁢ⅈ⁢Γ⁡(c)⁢Γ⁡(1-a)Γ⁡(b-a+1)⁢Γ⁡(c-b)⁢w6⁢(z),