\[W_{m}^{\pm}(x)=\frac{e^{\pm 2h\sin x}}{(\cos x)^{m+1}}\begin{cases}\left(\cos%
\left(\frac{1}{2}x+\frac{1}{4}\pi\right)\right)^{2m+1},\\
\left(\sin\left(\frac{1}{2}x+\frac{1}{4}\pi\right)\right)^{2m+1},\end{cases}\]