∫0∞xs-1⁢F⁡(a,bc;-x)⁢ⅆ⁡x=Γ⁡(s)⁢Γ⁡(a-s)⁢Γ⁡(b-s)Γ⁡(a)⁢Γ⁡(b)⁢Γ⁡(c-s),