Author Details

Moalla, Nedra, Faculty of Sicences of Sfax, Tunisia

  • Vol 33, No 7 (2019) - Vladimir Muller - Spectral theory, Operator theory
    on the essential numerical spectrum of operators on banach spaces
  • Vol 36, No 3 (2022) - Dragan Djordjevic - Functional analysis, Operator theory
    Some essential spectra of unbounded operator matrices pencils with non diagonal domain and application