On similarity invariants of matrix commutators

We study the possible eigenvalues, ranks and numbers of nonconstant invariant polynomials of [[[A,X1],X2],...,Xk], when A is a fixed matrix and X1,...,Xk vary. Then we generalize these results in the following way. Let g(X1,..., Xk) be any expression obtained from distinct noncommuting variables X1,...

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Detalhes bibliográficos
Autor principal: Furtado, S. (author)
Outros Autores: Martins, E. A. (author), Silva, F. C. (author)
Formato: article
Idioma:eng
Publicado em: 1000
Assuntos:
Texto completo:http://hdl.handle.net/10773/4279
País:Portugal
Oai:oai:ria.ua.pt:10773/4279