\[\boldsymbol{Q}^{\mu}_{\nu}\left(x\right)=\frac{1}{\mu^{\nu+(1/2)}}\left(\frac{%
\pi u}{2}\right)^{1/2}I_{\nu+\frac{1}{2}}\left(\mu u\right)\left(1+O\left(%
\frac{1}{\mu}\right)\right),\]