Mecheri, Salah On quasi-class \(A\) operators. (English) Zbl 1289.47019 An. Științ. Univ. Al. I. Cuza Iași, Ser. Nouă, Mat. 59, No. 1, 163-172 (2013). MSC: 47A30 47B15 PDFBibTeX XMLCite \textit{S. Mecheri}, An. Științ. Univ. Al. I. Cuza Iași, Ser. Nouă, Mat. 59, No. 1, 163--172 (2013; Zbl 1289.47019) Full Text: DOI
Mecheri, Salah An extension of the Fuglede–Putnam theorem to semihyponormal operators. (English) Zbl 1131.47017 Far East J. Math. Sci. (FJMS) 24, No. 2, 251-257 (2007). Reviewer: Joe Howard (Portales) MSC: 47B20 47B47 47A30 47B10 PDFBibTeX XML
Mecheri, Salah An extension of the Fuglede–Putnam theorem to \((p,k)\)-quasihyponormal operators. (English) Zbl 1101.47024 Sci. Math. Jpn. 62, No. 2, 259-264 (2005). Reviewer: Bebe Prunaru (Bucureşti) MSC: 47B47 47B10 47B20 PDFBibTeX XMLCite \textit{S. Mecheri}, Sci. Math. Jpn. 62, No. 2, 259--264 (2005; Zbl 1101.47024)
Mecheri, Salah An extension of the Fuglede-Putnam theorem to \(p\)-hyponormal operators. (English) Zbl 1267.47036 J. Pure Math. 21, 25-30 (2004). MSC: 47B20 47B47 47A30 PDFBibTeX XMLCite \textit{S. Mecheri}, J. Pure Math. 21, 25--30 (2004; Zbl 1267.47036)