Invertibility preserving linear mappings into M₂(ℂ)
M. H. Shirdarreh Haghighi
Studia Mathematica, Tome 187 (2008), p. 41-45 / Harvested from The Polish Digital Mathematics Library
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We study discontinuous invertibility preserving linear mappings from a Banach algebra into the algebra of n × n matrices and give an explicit representation of such a mapping when n = 2.

Publié le : 2008-01-01
EUDML-ID : urn:eudml:doc:284852 
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     author = {M. H. Shirdarreh Haghighi},
     title = {Invertibility preserving linear mappings into M2(C)},
     journal = {Studia Mathematica},
     volume = {187},
     year = {2008},
     pages = {41-45},
     zbl = {1152.47028},
     language = {en},
     url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-sm186-1-5}
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M. H. Shirdarreh Haghighi. Invertibility preserving linear mappings into M₂(ℂ). Studia Mathematica, Tome 187 (2008) pp. 41-45. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-sm186-1-5/