sin⁡(ν⁢π)⁢Hν(1)⁡(z⁢ⅇm⁢π⁢ⅈ)=-sin⁡((m-1)⁢ν⁢π)⁢Hν(1)⁡(z)-ⅇ-ν⁢π⁢ⅈ⁢sin⁡(m⁢ν⁢π)⁢Hν(2)⁡(z),