Involving tan-1(1/z1/2)
Involving tan-1(1/z1/2) and csch-1(1+z/2 (-z)1/2)
Involving tan-1(1/z1/2) and csch-1((-1-z)1/2)
Involving tan-1(1/z1/2) and csch-1((z+1)1/2/(-z)1/2)
Involving tan-1(1/z1/2) and csch-1((-z-1)1/2/z1/2)
Involving tan-1(1/z1/2) and csch-1((-z+1/z)1/2)
Involving tan-1(1/z1/2) and csch-1(21/2(1+z)1/4/(1-(1+z)1/2)1/2)
Involving tan-1(1/z1/2) and csch-1((2(1+z)1/2/(1-(1+z)1/2))1/2)
Involving tan-1(1/z1/2) and csch-1(21/2(1+z)1/4/(z1/2-(1+z)1/2)1/2)
Involving tan-1(1/z1/2) and csch-1((2(1+z)1/2/(z1/2-(1+z)1/2))1/2)
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