Involving coth^{1}((1z^{2})^{1/2}+a/z)
Involving coth^{1}((1z^{2})^{1/2}+1/z) and tanh^{1}(z)
Involving coth^{1}((1z^{2})^{1/2}+1/z) and tanh^{1}(1/z)
Involving coth^{1}((1z^{2})^{1/2}1/z) and tanh^{1}(z)
Involving coth^{1}((1z^{2})^{1/2}1/z) and tanh^{1}(1/z)
