Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
4598566 | Linear Algebra and its Applications | 2016 | 12 Pages |
Abstract
We prove that if φ:Mn(C)→Mn(C)φ:Mn(C)→Mn(C) is a bijective map which preserves the reduced minimum modulus on differences of matrices, then φ is automatically bicontinuous and therefore, by a result of Mashreghi and Stepanyan, of a standard form.
Related Topics
Physical Sciences and Engineering
Mathematics
Algebra and Number Theory
Authors
Constantin Costara,