A remark on the moment map

H. Azad
1994 Proceedings of the American Mathematical Society  
Following S. Lie, it is proposed that moment maps be constructed for degenerate forms and the utility of such maps is illustrated by computing the moment maps for torus actions on C" and U{n) actions on P"(C).
doi:10.1090/s0002-9939-1994-1191865-4 fatcat:fq4xydj725emhpaqm5spjioqiy