Involving csch-1(21/2 (1+z2)1/4/(1-(1+z2)1/2)1/2)
Involving csch-1(21/2 (1+z2)1/4/(1-(1+z2)1/2)1/2) and cot-1(z)
Involving csch-1(21/2 (1+z2)1/4/(1-(1+z2)1/2)1/2) and cot-1(1/z)