108 Sophus Lie. 
Pq xq ap Yq yp ap + xyg xyp rv | 
Pq xq à 
cp Yd YP 
errs 
Pq #4 
ap — Yd YP 
Pi qi C101 XP: 
Yıdı 21 °Pı +BY 
Pi Ji 22, Pit Yi 4 
191 ©)" Pa +H, YG 
| Ne met aus Mo a ME | 
| q xq axp + cyq | ap (o—a ap tea 
nr] nm] 
| MAE Ba | x | 1p ape 
AT 
[rem] 
