Involving csch-1(2z/a-z1/2)
Involving csch-1((-2z/i+z)1/2) and csch-1(z)
Involving csch-1(2z/i-z1/2) and csch-1(z)
Involving csch-1(2z/-z-11/2) and csch-1(i z)
Involving csch-1(2z/1-z1/2) and csch-1(i z)