PUBLICATIONS DE L'INSTITUT MATHEMATIQUE (BEOGRAD) (N.S.)Vol. 78(92), pp. 127–133 (2005)
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PUBLICATIONS DE L'INSTITUT MATHEMATIQUE (BEOGRAD) (N.S.) Vol. 78(92), pp. 127–133 (2005) |
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ON THE OPERATOR EQUATIONS $ABA=A^2$ AND $BAB=B^2$Christoph SchmoegerMathematisches Institut I, Universität Karlsruhe (TH), Englerstrasse 2, 76128 Karlsruhe, GermanyAbstract: We generalize a result of I. Vidav concerning the operator equations $ABA=A^2$ and $BAB=B^2$. Keywords: selfadjoint operator; Drazin inverse Classification (MSC2000): 47A05 Full text of the article: (for faster download, first choose a mirror)
Electronic fulltext finalized on: 2 Mar 2006. This page was last modified: 27 Oct 2006.
© 2006 Mathematical Institute of the Serbian Academy of Science and Arts
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