\[W_{-\kappa,\mu}\left(xe^{\pi\mathrm{i}}\right)=e^{-2\mu\pi\mathrm{i}}c(\kappa,%
\mu)\Psi(\kappa,\mu,x)\left({H^{(2)}_{2\mu}}\left(\sqrt{\zeta\kappa}\right)+%
\operatorname{env}\mskip-2.0muY_{2\mu}\left(\sqrt{\zeta\kappa}\right)O\left(%
\kappa^{-1}\right)\right),\]