Involving csch-1((2z)1/2/(a-z)1/2)
Involving csch-1((2z)1/2/(-i-z)1/2) and csch-1(z)
Involving csch-1((2z)1/2/(i-z)1/2) and csch-1(z)
Involving csch-1((2z)1/2/(-z-1)1/2) and csch-1(i z)
Involving csch-1((2z)1/2/(1-z)1/2) and csch-1(i z)