A New Invariant of Quadratic Lie Algebras
Identifieur interne : 000333 ( Main/Exploration ); précédent : 000332; suivant : 000334A New Invariant of Quadratic Lie Algebras
Auteurs : Minh Thanh Duong [France] ; Georges Pinczon [France] ; Rosane Ushirobira [France]Source :
- Algebras and Representation Theory [ 1386-923X ] ; 2012-12-01.
English descriptors
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Abstract
Abstract: We define a new invariant of quadratic Lie algebras and give a complete study and classification of singular quadratic Lie algebras, i.e. those for which the invariant does not vanish. The classification is related to O(n)-adjoint orbits in $\mathfrak{o}(n)$ .
Url:
DOI: 10.1007/s10468-011-9284-4
Affiliations:
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<front><div type="abstract" xml:lang="en">Abstract: We define a new invariant of quadratic Lie algebras and give a complete study and classification of singular quadratic Lie algebras, i.e. those for which the invariant does not vanish. The classification is related to O(n)-adjoint orbits in $\mathfrak{o}(n)$ .</div>
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