نتائج البحث - "quasinormal operator"

Relation: Maltepe Journal of Mathematics; Uluslararası Hakemli Dergide Makale - Başka Kurum Yazarı; https://dergipark.org.tr/en/pub/mjm; https://hdl.handle.net/20.500.12415/4945; 13

الاتاحة: https://hdl.handle.net/20.500.12415/4945
https://dergipark.org.tr/en/pub/mjm

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7

On $n$th roots of bounded and unbounded quasinormal operators

المؤلفون: Paweł Pietrzycki, Jan Stochel

مصطلحات موضوعية: Mathematics - Functional Analysis, subnormal operator, class A operator, Applied Mathematics, intertwining theorem, FOS: Mathematics, stieltjes moment problem, quasinormal operator, Functional Analysis (math.FA)

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5ded76bb740abba02f996c5f2b95c9d7
https://ruj.uj.edu.pl/xmlui/handle/item/311891

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8

On (k,n) power quasinormal operators

المؤلفون: Aissa Nasli Bakir, Salah Mecheri

المصدر: TURKISH JOURNAL OF MATHEMATICS. 45:2073-2083

مصطلحات موضوعية: General Mathematics, Mathematics, Quasinormal operator, Mathematical physics, Power (physics)

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::7dec6488d17aa156ad63eeed3c3b0a6e
https://doi.org/10.3906/mat-2102-4

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9

Academic Journal

On $(n,m)$-$A$-normal and $(n,m)$-$A$-quasinormal semi-Hilbertian space operators

المؤلفون: Al Mohammady, Samir, Ould Beinane, Sid Ahmed, Ould Ahmed Mahmoud, Sid Ahmed

مصطلحات موضوعية: keyword:semi-Hilbertian space, keyword:$A$-normal operator, keyword:$(n,m)$-normal operator, keyword:$(n,m)$-quasinormal operator, msc:47B20, msc:47B50, msc:47B99, msc:54E40

وصف الملف: application/pdf

Relation: mr:MR4407350; zbl:Zbl 07547248; reference:[1] Abood, E. H., Al-loz, M. A.: On some generalization of normal operators on Hilbert space.Iraqi J. Sci. 56 (2015), 1786-1794.; reference:[2] Abood, E. H., Al-loz, M. A.: On some generalizations of $(n,m)$-normal powers operators on Hilbert space.J. Progressive Res. Math. (JPRM) 7 (2016), 1063-1070.; reference:[3] Alzuraiqi, S. A., Patel, A. B.: On $n$-normal operators.Gen. Math. Notes 1 (2010), 61-73. Zbl 1225.47023; reference:[4] Arias, M. L., Corach, G., Gonzalez, M. C.: Metric properties of projections in semi-Hilbertian spaces.Integral Equations Oper. Theory 62 (2008), 11-28. Zbl 1181.46018, MR 2442900, 10.1007/s00020-008-1613-6; reference:[5] Arias, M. L., Corach, G., Gonzalez, M. C.: Partial isometries in semi-Hilbertian spaces.Linear Algebra Appl. 428 (2008), 1460-1475. Zbl 1140.46009, MR 2388631, 10.1016/j.laa.2007.09.031; reference:[6] Arias, M. L., Corach, G., Gonzalez, M. C.: Lifting properties in operator ranges.Acta Sci. Math. 75 (2009), 635-653. Zbl 1212.46048, MR 2590353; reference:[7] Baklouti, H., Feki, K., Ahmed, O. A. M. Sid: Joint normality of operators in semi-Hilbertian spaces.Linear Multilinear Algebra 68 (2020), 845-866. Zbl 07178188, MR 4072783, 10.1080/03081087.2019.1593925; reference:[8] Bavithra, V.: $(n,m)$-power quasi normal operators in semi-Hilbertian spaces.J. Math. Informatics 11 (2017), 125-129. 10.22457/jmi.v11a16; reference:[9] Benali, A., Ahmed, O. A. M. Sid: $(\alpha,\beta)$-$A$-normal operators in semi-Hilbertian spaces.Afr. Mat. 30 (2019), 903-920. Zbl 07101153, MR 3993640, 10.1007/s13370-019-00690-3; reference:[10] Chellali, C., Benali, A.: Class of $(A,n)$-power-hyponormal operators in semi-Hilbertian space.Func. Anal. Approx. Comput. 11 (2019), 13-21. Zbl 07158992, MR 4069434; reference:[11] Chō, M., Lee, J. E., Tanahashic, K., Uchiyamad, A.: Remarks on $n$-normal operators.Filomat 32 (2018), 5441-5451. MR 3898586, 10.2298/FIL1815441C; reference:[12] Chō, M., Načevska, B.: Spectral properties of $n$-normal operators.Filomat 32 (2018), 5063-5069. MR 3898553, 10.2298/FIL1814063C; reference:[13] Douglas, R. G.: On majorization, factorization, and range inclusion of operators in Hilbert space.Proc. Am. Math. Soc. 17 (1966), 413-415. Zbl 0146.12503, MR 0203464, 10.1090/S0002-9939-1966-0203464-1; reference:[14] Jah, S. H.: Class of $(A,n)$-power quasi-normal operators in semi-Hilbertian spaces.Int. J. Pure Appl. Math. 93 (2014), 61-83. Zbl 1331.47034, 10.12732/ijpam.v93i1.6; reference:[15] Jibril, A. A. S.: On $n$-power normal operators.Arab. J. Sci. Eng., Sect. A, Sci. 33 (2008), 247-251. Zbl 1182.47025, MR 2467186; reference:[16] Mary, J. S. I., Vijaylakshmi, P.: Fuglede-Putnam theorem and quasi-nilpotent part of $n$-normal operators.Tamkang J. Math. 46 (2015), (151-165). Zbl 1323.47023, MR 3352354, 10.5556/j.tkjm.46.2015.1665; reference:[17] Saddi, A.: $A$-normal operators in semi-Hilbertian spaces.Aust. J. Math. Anal. Appl. 9 (2012), Article ID 5, 12 pages. Zbl 1259.47022, MR 2878497; reference:[18] Ahmed, O. A. M. Sid, Benali, A.: Hyponormal and $k$-quasi-hyponormal operators on semi-Hilbertian spaces.Aust. J. Math. Anal. Appl. 13 (2016), Article ID 7, 22 pages. Zbl 1348.47022, MR 3513410; reference:[19] Ahmed, O. A. M. Sid, Ahmed, O. B. Sid: On the classes $(n,m)$-power $D$-normal and $(n,m)$-power $D$-quasi-normal operators.Oper. Matrices 13 (2019), 705-732. Zbl 07142373, MR 4008507, 10.7153/oam-2019-13-51; reference:[20] Ahmed, O. B. Sid, Ahmed, O. A. M. Sid: On the class of $n$-power $D$-$m$-quasi-normal operatos on Hilbert spaces.Oper. Matrices 14 (2020), 159-174. Zbl 07347976, MR 4080931, 10.7153/oam-2020-14-13; reference:[21] Suciu, L.: Orthogonal decompositions induced by generalized contractions.Acta Sci. Math. 70 (2004), 751-765. Zbl 1087.47010, MR 2107539

الاتاحة: http://hdl.handle.net/10338.dmlcz/150326

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10

A hyperbolic universal operator commuting with a compact operator

المؤلفون: Eva A. Gallardo Gutiérrez, Carl C. Cowen

المصدر: Proceedings of the American Mathematical Society.

مصطلحات موضوعية: Mathematics::Functional Analysis, Pure mathematics, Mathematics::Operator Algebras, Applied Mathematics, General Mathematics, Mathematical analysis, Finite-rank operator, Compact operator, Shift operator, Compact operator on Hilbert space, Strictly singular operator, Quasinormal operator, Semi-elliptic operator, Ladder operator, Mathematics

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::8bc833ba27f58ea8c3f9ca453ba8775d
https://doi.org/10.1090/proc/13922

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11

Academic Journal

On idempotent tau-measurable operators affiliated to a von Neumann algebra

المؤلفون: Bikchentaev Airat Midkhatovich

المساهمون: Институт вычислительной математики и информационных технологий, Казанский федеральный университет

مصطلحات موضوعية: Hilbert space, von Neumann algebra, normal trace, measurable operator, nonincreasing rearrangement, compact operator, integrable operator, quasinormal operator, idempotent, projection, rank projection, Математика

Relation: MATHEMATICAL NOTES; 100; http://rour.neicon.ru:80/xmlui/bitstream/rour/145020/1/nora.pdf; Bikchentaev, A. M. On idempotent tau-measurable operators affiliated to a von Neumann algebra / А. М. Bikchentaev // Mathematical Notes. - 2016. - Vol. 100. - № 4. - Р. 515-525.; https://openrepository.ru/article?id=145020

الاتاحة: https://openrepository.ru/article?id=145020

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