Journal of Mathematical Physics · 1991 · 32 citations · 14 references
Wigner–inönü ContractionToroidal ContractionsSchubert CalculusSupermanifoldAlgebraic AnalysisNontoroidal GradingsLie Theory
The Wigner–Inönü contraction is generalized to include gradings other than Z2 and the formalism is applied to obtain all toroidal contractions of sl(3,C). Examples of contractions based on nontoroidal gradings are also given.
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Invariants of real low dimension Lie algebras
J. Patera, R. T. Sharp, P. Winternitz et al. · Journal of Mathematical Physics · 1976 · 472 citations · Full text
Eugene J. Saletan · Journal of Mathematical Physics · 1961 · 276 citations
Eugene J. Saletan · PhDT · 1960 · 196 citations
Ray Representations, Contracted Algebras, Representation Theory +6