Local spectral subspace preservers
Benbouziane, Hassane, Ech-Chérif Elkettani, Mustapha, Herrou, Imane
Published in Rendiconti del Circolo matematico di Palermo (01.08.2019)
Published in Rendiconti del Circolo matematico di Palermo (01.08.2019)
Get full text
Journal Article
On the pseudospectrum preservers
El Kettani, Mustapha Ech-Chérif, Lahssaini, Aziz
Published in Proyecciones (Antofagasta) (01.12.2020)
Published in Proyecciones (Antofagasta) (01.12.2020)
Get full text
Journal Article
Maps on matrices compressing the local spectrum in the spectrum
Benbouziane, Hassane, El Kettani, Mustapha Ech-Cherif
Published in Linear algebra and its applications (15.06.2015)
Published in Linear algebra and its applications (15.06.2015)
Get full text
Journal Article
Nonlinear maps preserving the local spectral subspace
Benbouziane, Hassane, Ech-Cherif El Kettani, Mustapha, Herrou, Imane
Published in Linear & multilinear algebra (02.01.2019)
Published in Linear & multilinear algebra (02.01.2019)
Get full text
Journal Article
Additive maps preserving operators of inner local spectral radius zero
Ech-Cherif El Kettani, Mustapha, Benbouziane, Hassane
Published in Rendiconti del Circolo matematico di Palermo (01.08.2014)
Published in Rendiconti del Circolo matematico di Palermo (01.08.2014)
Get full text
Journal Article