∫0π/2Hν⁡(z⁢sin⁡θ)⁢(sin⁡θ)ν+1(cos⁡θ)2⁢ν⁢ⅆ⁡θ=2-νπ⁢Γ⁡(12-ν)⁢zν-1⁢(1-cos⁡z),