Djordjević, Slaviša; Kim, Jaewoong; Yoon, Jasang Generalized spherical Aluthge transforms and binormality for commuting pairs of operators. (English) Zbl 07747058 Math. Nachr. 296, No. 7, 2734-2757 (2023). MSC: 47A13 47A15 47A53 44A60 47B20 PDFBibTeX XMLCite \textit{S. Djordjević} et al., Math. Nachr. 296, No. 7, 2734--2757 (2023; Zbl 07747058) Full Text: DOI
Duggal, B. P.; Djordjević, S. V.; Jeon, I. H. A Putnam-Fuglede commutativity theorem for class \(\mathcal {A}\) operators. (English) Zbl 1342.47031 Rend. Circ. Mat. Palermo (2) 63, No. 3, 355-362 (2014). Reviewer: Michal Zajac (Bratislava) MSC: 47B20 47B47 PDFBibTeX XMLCite \textit{B. P. Duggal} et al., Rend. Circ. Mat. Palermo (2) 63, No. 3, 355--362 (2014; Zbl 1342.47031) Full Text: DOI
Duggal, B. P.; Djordjević, S. V.; Kubrusly, C. S. Elementary operators, finite ascent, range closure and compactness. (English) Zbl 1308.47044 Linear Algebra Appl. 449, 334-349 (2014). Reviewer: Farida Lombarkia (Batna) MSC: 47B47 47B20 47A10 47A12 PDFBibTeX XMLCite \textit{B. P. Duggal} et al., Linear Algebra Appl. 449, 334--349 (2014; Zbl 1308.47044) Full Text: DOI
Chō, M.; Djordjević, S. V.; Duggal, B. P.; Yamazaki, T. On an elementary operator with \(w\)-hyponormal operator entries. (English) Zbl 1202.47037 Linear Algebra Appl. 433, No. 11-12, 2070-2079 (2010). Reviewer: Janko Bračič (Ljubljana) MSC: 47B47 47B20 47B49 PDFBibTeX XMLCite \textit{M. Chō} et al., Linear Algebra Appl. 433, No. 11--12, 2070--2079 (2010; Zbl 1202.47037) Full Text: DOI
Duggal, B. P.; Djordjević, S. V. Generalised Weyl’s theorem for a class of operators satisfying a norm condition. II. (English) Zbl 1131.47004 Math. Proc. R. Ir. Acad. 106A, No. 1, 1-9 (2006). Reviewer: Abdellatif Bourhim (Québec) MSC: 47A10 47B20 47A53 47A12 PDFBibTeX XMLCite \textit{B. P. Duggal} and \textit{S. V. Djordjević}, Math. Proc. R. Ir. Acad. 106A, No. 1, 1--9 (2006; Zbl 1131.47004) Full Text: DOI
Duggal, B. P.; Djordjević, Slavisa V. Operator matrices: SVEP and Weyl’s theorem. (English) Zbl 1123.47007 Mediterr. J. Math. 2, No. 4, 395-406 (2005). Reviewer: Timothy Feeman (Villanova) MSC: 47A10 47A11 47A53 47B20 PDFBibTeX XMLCite \textit{B. P. Duggal} and \textit{S. V. Djordjević}, Mediterr. J. Math. 2, No. 4, 395--406 (2005; Zbl 1123.47007) Full Text: DOI
Duggal, B. P.; Djordjević, S. V.; Kubrusly, C. S. Hereditarily normaloid contractions. (English) Zbl 1106.47016 Acta Sci. Math. 71, No. 1-2, 337-352 (2005). Reviewer: Danuta Przeworska Rolewicz (Warszawa) MSC: 47A45 47B20 PDFBibTeX XMLCite \textit{B. P. Duggal} et al., Acta Sci. Math. 71, No. 1--2, 337--352 (2005; Zbl 1106.47016)
Duggal, B. P.; Djordjević, S. V.; Kubrusly, Carlos Kato type operators and Weyl’s theorem. (English) Zbl 1087.47003 J. Math. Anal. Appl. 309, No. 2, 433-441 (2005). Reviewer: Takeaki Yamazaki (Yokohama) MSC: 47A10 47B20 PDFBibTeX XMLCite \textit{B. P. Duggal} et al., J. Math. Anal. Appl. 309, No. 2, 433--441 (2005; Zbl 1087.47003) Full Text: DOI
Duggal, B. P.; Djordjević, S. V. Generalised Weyl’s theorem for a class of operators satisfying a norm condition. (English) Zbl 1089.47005 Math. Proc. R. Ir. Acad. 104A, No. 1, 75-81 (2004). Reviewer: Abdellatif Bourhim (Québec) MSC: 47A10 47A53 47A12 47B20 PDFBibTeX XMLCite \textit{B. P. Duggal} and \textit{S. V. Djordjević}, Math. Proc. R. Ir. Acad. 104A, No. 1, 75--81 (2004; Zbl 1089.47005) Full Text: DOI
Han, Young Min; Djordjević, Slaviša V. A note on \(a\)-Weyl’s theorem. (English) Zbl 0989.47018 J. Math. Anal. Appl. 260, No. 1, 200-213 (2001). Reviewer: Gerhard Garske (Hagen) MSC: 47B20 47A10 47A60 PDFBibTeX XMLCite \textit{Y. M. Han} and \textit{S. V. Djordjević}, J. Math. Anal. Appl. 260, No. 1, 200--213 (2001; Zbl 0989.47018) Full Text: DOI
Duggal, B. P.; Djordjević, S. V. Weyl’s theorems in the class of algebraically \(p\)-hyponormal operators. (English) Zbl 0997.47019 Ann. Soc. Math. Pol., Ser. I, Commentat. Math. 40, 49-56 (2000). Reviewer: Gerhard Garske (Hagen) MSC: 47B20 47A60 47A10 47B38 PDFBibTeX XMLCite \textit{B. P. Duggal} and \textit{S. V. Djordjević}, Ann. Soc. Math. Pol., Ser. I, Commentat. Math. 40, 49--56 (2000; Zbl 0997.47019)
Djordjević, S. V.; Duggal, B. P. Weyl’s theorems and continuity of spectra in the class of \(p\)-hyponormal operators. (English) Zbl 0984.47020 Stud. Math. 143, No. 1, 23-32 (2000). Reviewer: V.M.Deundjak (Rostov-na-Donu) MSC: 47B20 47A53 PDFBibTeX XMLCite \textit{S. V. Djordjević} and \textit{B. P. Duggal}, Stud. Math. 143, No. 1, 23--32 (2000; Zbl 0984.47020) Full Text: DOI EuDML
Đorđević, Slaviša V. Continuity of the essential spectrum in the class of quasihyponormal operators. (English) Zbl 1267.47037 Mat. Vesn. 50, No. 3-4, 71-74 (1998). MSC: 47B20 47A10 47A53 PDFBibTeX XMLCite \textit{S. V. Đorđević}, Mat. Vesn. 50, No. 3--4, 71--74 (1998; Zbl 1267.47037) Full Text: EMIS EMIS
Djordjević, Slaviša V.; Djordjević, Dragan S. Weyl’s theorems: continuity of the spectrum and quasihyponormal operators. (English) Zbl 0918.47014 Acta Sci. Math. 64, No. 1-2, 259-269 (1998). Reviewer: Andrzej Sołtysiak (Poznàn) MSC: 47A53 47B20 PDFBibTeX XMLCite \textit{S. V. Djordjević} and \textit{D. S. Djordjević}, Acta Sci. Math. 64, No. 1--2, 259--269 (1998; Zbl 0918.47014)