Invertibility preserving maps preserve idempotents.
Brešar, Matej ; Šemrl, Peter
Michigan Math. J., Tome 45 (1998) no. 1, p. 483-488 / Harvested from Project Euclid
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Publié le : 1998-12-14
Classification:  47L10,  46H35,  47B48 
@article{1030132294,
     author = {Bre\v sar, Matej and \v Semrl, Peter},
     title = {Invertibility preserving maps preserve idempotents.},
     journal = {Michigan Math. J.},
     volume = {45},
     number = {1},
     year = {1998},
     pages = { 483-488},
     language = {en},
     url = {http://dml.mathdoc.fr/item/1030132294}
}

Brešar, Matej; Šemrl, Peter. Invertibility preserving maps preserve idempotents.. Michigan Math. J., Tome 45 (1998) no. 1, pp.  483-488. http://gdmltest.u-ga.fr/item/1030132294/