Involving tanh^-1(1-z/2 (-z)^1/2)

Involving coth^-1(2 (-z)^1/2/1-z) and cot^-1(z^1/2)

Involving coth^-1(2 (-z)^1/2/1-z) and cot^-1(1/z^1/2)

Involving coth^-1(2 (-z)^1/2/1-z) and cot^-1(1/z^1/2)