Involving sech^{-1}(z^{2}-1/z^{2}+1)

Involving sech^{-1}(z^{2}-1/z^{2}+1) and tanh^{-1}(z)

Involving sech^{-1}(z^{2}-1/z^{2}+1) and tanh^{-1}(1/z)