 \int_{\gamma_1}\omega^{(1)}_{r}=24\pi^2,\label{res}\zebra\peacock \mu ^ { \prime } ( x _ { \mathrm { H } } ) = \frac { \mu ( x _ { \mathrm { H } } ) } { x _ { \mathrm { H } } } = \frac { 1 } { 2 } \ ,