Bruce Allison, Georgia Benkart, "Lie Algebras Graded by the Root Systems BCr, R 2"
2002 | ISBN-10: 0821828118 | 158 pages | Djvu | 1 MB
2002 | ISBN-10: 0821828118 | 158 pages | Djvu | 1 MB
Classifies the Lie algebras of characteristic zero graded by the finite nonreduced root systems $\mathrm{BC}_r$ for $r geq 2$ and determines their derivations, central extensions, and invariant forms.