a FERI, Faculty of Electrical Engineering and Computer Science, University of Maribor, 2000 Maribor, Smetanova 17, Slovenia b Department of Mathematics, The University of Hong Kong, Hong Kong
Abstract:
We show that every injective Jordan semi-triple map on the algebra Mn(F) of all n × n matrices with entries in a field F (i.e. a map Φ:Mn(F)→Mn(F) satisfying