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

Involving sin^{-1}(z^{2}/z^{2}+1^{1/2}) and cot^{-1}(z)

Involving sin^{-1}(z^{2}/z^{2}+1^{1/2}) and cot^{-1}(1/z)