∫0∞Jν⁡(a⁢t)⁢Jν⁡(b⁢t)⁢t⁢ⅆ⁡tt2-z2={12⁢π⁢ⅈ⁢Jν⁡(b⁢z)⁢Hν(1)⁡(a⁢z),a>b12⁢π⁢ⅈ⁢Jν⁡(a⁢z)⁢Hν(1)⁡(b⁢z),b>a},