w1⁢(z)=ⅇa⁢π⁢ⅈ⁢Γ⁡(c)⁢Γ⁡(b-c+1)Γ⁡(a+b-c+1)⁢Γ⁡(c-a)⁢w3⁢(z)+ⅇ(a-c)⁢π⁢ⅈ⁢Γ⁡(c)⁢Γ⁡(b-c+1)Γ⁡(a)⁢Γ⁡(b-a+1)⁢w6⁢(z),