Mathematics – Representation Theory
Scientific paper
2006-11-08
Mathematics
Representation Theory
25 pages
Scientific paper
In this paper, we give a purely cohomological interpretation of the extension
problem for (super) Lie algebras; that is the problem of extending a Lie
algebra by another Lie algebra. We then give a similar interpretation of
infinitesimal deformations of extensions. In particular, we consider
infinitesimal deformations of representations of a Lie algebra.
Fialowski Alice
Penkava Michael
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