Works matching DE "HYPONORMAL operators"

Results: 66

On commutator of generalized Aluthge transformations and Fuglede-Putnam theorem.

Published in:

Positivity, 2018, v. 22, n. 5, p. 1281, doi. 10.1007/s11117-018-0574-5

By:

Rashid, M. H. M.;
Tanahashi, Kotaro

Publication type:

Article

ON OPERATORS SATISFYING T(T²T²)pT ≥ T(T²T²)pT.

Published in:

Operators & Matrices, 2022, v. 16, n. 3, p. 645, doi. 10.7153/oam-2022-16-47

By:

FEI ZUO;
MECHERI, SALAH

Publication type:

Article

A CLASS OF INTEGRO-MULTIPLICATION OPERATORS.

Published in:

Operators & Matrices, 2022, v. 16, n. 3, p. 581, doi. 10.7153/oam-2022-16-44

By:

ADAMS, GREGORY T.;
FELDMAN, NATHAN S.;
MCGUIRE, PAUL J.

Publication type:

Article

ANALYTIC EXTENSION OF A NTH ROOTS OF M-HYPONORMAL OPERATOR.

Published in:

Bulletin of the Iranian Mathematical Society, 2015, v. 44, n. 4, p. 945

By:

SHEN, J.;
CHEN, A.

Publication type:

Article

Fuglede-Putnam theorem for p-w-hyponormal or class Y operators.

Published in:

International Journal of Open Problems in Computer Science & Mathematics, 2018, v. 11, n. 1, p. 17

By:

Prasad, T.;
Bachir, A.

Publication type:

Article

A superclass of the posinormal operators.

Published in:

New York Journal of Mathematics, 2014, v. 20, p. 497

By:

Rhaly Jr., H. Crawford

Publication type:

Article

On Semi-cubically Hyponormal Weighted Shifts with First Two Equal Weights.

Published in:

Kyungpook Mathematical Journal, 2016, v. 56, n. 3, p. 899, doi. 10.5666/KMJ.2016.56.3.899

By:

SEUNGHWAN BAEK;
IL BONG JUNG;
EXNER, GEORGE R.;
CHUNJI LI

Publication type:

Article

Weyl Type Theorems for Unbounded Hyponormal Operators.

Published in:

Kyungpook Mathematical Journal, 2015, v. 55, n. 3, p. 531, doi. 10.5666/KMJ.2015.55.3.531

By:

GUPTA, ANURADHA;
MAMTANI, KARUNA

Publication type:

Article

An Algorithm for Quartically Hyponormal Weighted Shifts.

Published in:

Kyungpook Mathematical Journal, 2011, v. 51, n. 2, p. 187, doi. 10.5666/KMJ.2011.51.2.187

By:

BAEK, SEUNGHWAN;
JUNG, IL BONG;
MOON, GYUNG YOUNG

Publication type:

Article

Weak Hyponomal Composition Operators Induced by a Tree.

Published in:

Kyungpook Mathematical Journal, 2010, v. 50, n. 1, p. 89, doi. 10.5666/KMJ.2010.50.1.089

By:

Mi Ryeong Lee;
Hyo Gun Ahn

Publication type:

Article

Weakly Hyponormal Composition Operators and Embry Condition.

Published in:

Kyungpook Mathematical Journal, 2009, v. 49, n. 4, p. 683, doi. 10.5666/KMJ.2009.49.4.683

By:

Mi Ryeong Lee;
Jung Woi Park

Publication type:

Article

On the Iterated Duggal Transforms.

Published in:

Kyungpook Mathematical Journal, 2009, v. 49, n. 4, p. 647, doi. 10.5666/KMJ.2009.49.4.647

By:

Muneo Cho;
Il Bong Jung;
Woo Young Lee

Publication type:

Article

Some Properties of (γ) Class Operators.

Published in:

Kyungpook Mathematical Journal, 2009, v. 49, n. 2, p. 203, doi. 10.5666/KMJ.2009.49.2.203

By:

Bachir, Ahmed;
Mecheri, Salah

Publication type:

Article

On the Flatness of Semi-Cubically Hyponormal Weighted Shifts.

Published in:

Kyungpook Mathematical Journal, 2008, v. 48, n. 4, p. 721, doi. 10.5666/KMJ.2008.48.4.721

By:

Chunji Li;
Ji Hye Ahn

Publication type:

Article

A Note on Subnormal and Hyponormal Derivations.

Published in:

Kyungpook Mathematical Journal, 2008, v. 48, n. 2, p. 281, doi. 10.5666/KMJ.2008.48.2.281

By:

Lauric, Vasile

Publication type:

Article

An Asymmetric Fuglede-Putnam's Theorem and Orthogonality.

Published in:

Kyungpook Mathematical Journal, 2006, v. 46, n. 4, p. 497

By:

Ahmed, Bachir;
Segres, Abdelkder

Publication type:

Article

Concerning the theory of τ-measurable operators affiliated to a semifinite von Neumann algebra.

Published in:

Mathematical Notes, 2015, v. 98, n. 3/4, p. 382, doi. 10.1134/S0001434615090035

By:

Bikchentaev, A.

Publication type:

Article

PERTURBATION OF SEMI-WEAKLY m-HYPONORMAL WEIGHTED SHIFTS.

Published in:

Mathematics Student, 2023, v. 92, n. 1-2, p. 41

By:

KALITA, BIMALENDU

Publication type:

Article

Hyponormality of generalised slant weighted Toeplitz operators with polynomial symbols.

Published in:

Arabian Journal of Mathematics, 2018, v. 7, n. 1, p. 9, doi. 10.1007/s40065-017-0183-3

By:

Hazarika, Munmun;
Marik, Sougata

Publication type:

Article

Hyponormality of Toeplitz operators with polynomial symbols on the weighted Bergman space.

Published in:

Arabian Journal of Mathematics, 2017, v. 6, n. 2, p. 87, doi. 10.1007/s40065-017-0170-8

By:

Phukon, Ambeswar

Publication type:

Article

Weighted shifts on directed forests and hyponormality.

Published in:

Studia Mathematica, 2024, v. 277, n. 3, p. 195, doi. 10.4064/sm230719-12-6

By:

PIKUL, PIOTR

Publication type:

Article

ON k-QUASI CLASS An* OPERATORS.

Published in:

Bulletin of Mathematical Analysis & Applications, 2014, v. 6, n. 1, p. 23

By:

HOXHA, ILMI;
BRAHA, NAIM L.

Publication type:

Article

The weighted mean operator on l² with weight sequence Wn = (n + 1)p is hyponormal for p = 2.

Published in:

Studia Universitatis Babeş-Bolyai, Mathematica, 2014, v. 59, n. 3, p. 365

By:

Rhaly Jr., H. C.;
Rhoades, B. E.

Publication type:

Article

M-Hyponormal Powers of Weighted Composition Operators.

Published in:

Southeast Asian Bulletin of Mathematics, 2008, v. 32, n. 3, p. 459

By:

Jabbarzadeh, M. R.;
Emamalipour, H.;
Dehghan, Y. N.

Publication type:

Article

Final Value Problems for Parabolic Differential Equations and Their Well-Posedness.

Published in:

Axioms (2075-1680), 2018, v. 7, n. 2, p. 31, doi. 10.3390/axioms7020031

By:

Christensen, Ann-Eva;
Johnsen, Jon

Publication type:

Article

Hyponormal Toeplitz operators on the polydisk.

Published in:

Acta Mathematica Sinica, 2012, v. 28, n. 2, p. 333, doi. 10.1007/s10114-012-9767-1

By:

Lu, Yu;
Shi, Yan

Publication type:

Article

On Certain Characterizations of Composite Convolution Operators.

Published in:

General Mathematics Notes, 2015, v. 30, n. 1, p. 28

By:

Gupta, Anupama

Publication type:

Article

A Note on Unbounded Hyponormal Composition Operators in L²-Spaces.

Published in:

Journal of Function Spaces & Applications, 2012, p. 1, doi. 10.1155/2012/902853

By:

Budzyński, Piotr

Publication type:

Article

Binormal Toeplitz operators on the Hardy space.

Published in:

International Journal of Mathematics, 2019, v. 30, n. 1, p. N.PAG, doi. 10.1142/S0129167X19500010

By:

Gu, Caixing;
Kang, Dong-O;
Ko, Eungil;
Lee, Ji Eun

Publication type:

Article

WEYL'S THEOREM FOR CLASS A(k) OPERATORS.

Published in:

Glasgow Mathematical Journal, 2008, v. 50, n. 1, p. 39, doi. 10.1017/S0017089507003904

By:

J. STELLA IRENE MARY;
S. PANAYAPPAN

Publication type:

Article

SOME PROPERTIES OF CLASS A(k) OPERATORS AND THEIR HYPONORMAL TRANSFORMS.

Published in:

Glasgow Mathematical Journal, 2007, v. 49, n. 1, p. 133, doi. 10.1017/S0017089507003497

By:

J. STELLA IRENE MARY;
S. PANAYAPPAN

Publication type:

Article

ON QUASISIMILARITY FOR LOG-HYPONORMAL OPERATORS.

Published in:

Glasgow Mathematical Journal, 2004, v. 46, n. 1, p. 169, doi. 10.1017/s0017089503001642

By:

I. H. JEON;
K. TANAHASHI;
A. UCHIYAMA

Publication type:

Article

Composition operators of k-paranormal operators.

Published in:

Scientia Magna, 2011, v. 7, n. 1, p. 69

By:

Panayappany, S.;
Sumathiz, D.;
Jayanthi, N.

Publication type:

Article

M*-paranormal composition operators on Weighted Hardy spaces.

Published in:

Scientia Magna, 2010, v. 6, n. 4, p. 24

By:

Senthilkumar, D.;
Thirugnanasambandam, K.

Publication type:

Article

≈- Aluthge transformation and adjoint of ⋆ - Aluthge transformation.

Published in:

Scientia Magna, 2010, v. 6, n. 2, p. 50

By:

Senthilkumar, D.;
Kiruthika, D.;
Naik, P. Maheswari

Publication type:

Article

Subscalarity of operator transforms.

Published in:

Mathematische Nachrichten, 2015, v. 288, n. 17/18, p. 2042, doi. 10.1002/mana.201500037

By:

Jung, Sungeun;
Ko, Eungil;
Park, Shinhae

Publication type:

Article

On an elementary operator with M-hyponormal operator entries.

Published in:

Mathematische Nachrichten, 2015, v. 288, n. 5/6, p. 670, doi. 10.1002/mana.201300095

By:

Rashid, M. H. M.

Publication type:

Article

Hyponormality of bounded-type Toeplitz operators.

Published in:

Mathematische Nachrichten, 2014, v. 287, n. 11/12, p. 1207, doi. 10.1002/mana.201300200

By:

Curto, Raúl E.;
Hwang, In Sung;
Lee, Woo Young

Publication type:

Article

On the Flatness of Semi-Cubically Hyponormal Weighted Shifts.

Published in:

Journal of Biology, 2008, v. 8, p. 721

By:

Chunji Li;
Ji Hye Ahn

Publication type:

Article

Spectrum of Class wF(p, r,q) Operators.

Published in:

Journal of Inequalities & Applications, 2007, v. 2007, n. 1, p. 1, doi. 10.1155/2007/27195

By:

Jiangtao Yuan;
Zongsheng Gao

Publication type:

Article

Logics for Strategic Reasoning of Socially Interacting Rational Agents: An Overview and Perspectives.

Published in:

Logics, 2023, v. 1, n. 1, p. 4, doi. 10.3390/logics1010003

By:

Goranko, Valentin

Publication type:

Article

Degenerate maximal hyponormal differential operators for the first order.

Published in:

Turkish Journal of Mathematics, 2019, v. 43, n. 1, p. 126, doi. 10.3906/mat-1805-13

By:

SERTBAŞ, Meltem;
YILMAZ, Fatih

Publication type:

Article

Ranges and kernels of derivations.

Published in:

Turkish Journal of Mathematics, 2017, v. 41, n. 3, p. 508, doi. 10.3906/mat-1511-45

By:

ECH-CHAD, Mohamed

Publication type:

Article

A remark on numerical range of semi-hyponormal operators.

Published in:

Linear & Multilinear Algebra, 2010, v. 58, n. 6, p. 711, doi. 10.1080/03081080902872215

By:

Chō, Muneo;
Huruya, Tadasi

Publication type:

Article

Generalizations of Reid inequality.

Published in:

Mathematica Slovaca, 2018, v. 68, n. 6, p. 1439, doi. 10.1515/ms-2017-0193

By:

Dehimi, Souheyb;
Mortad, Mohammed Hichem

Publication type:

Article

Subscalarity, Invariant, and Hyperinvariant Subspaces for Upper Triangular Operator Matrices.

Published in:

Bulletin of the Malaysian Mathematical Sciences Society, 2018, v. 41, n. 2, p. 1085, doi. 10.1007/s40840-016-0377-4

By:

Mecheri, Salah

Publication type:

Article

Almost α-Hyponormal Operators with Weyl Spectrum of Area Zero.

Published in:

International Journal of Mathematics & Mathematical Sciences, 2011, p. 1, doi. 10.1155/2011/801313

By:

Lauric, Vasile

Publication type:

Article

A Note on the Range of the Operator X → TX -- XT Defined on C2( H).

Published in:

International Journal of Mathematics & Mathematical Sciences, 2009, p. 1, doi. 10.1155/2009/603041

By:

Lauric, Vasile

Publication type:

Article

Some Estimates of Certain Subnormal and Hyponormal Derivations.

Published in:

International Journal of Mathematics & Mathematical Sciences, 2008, p. 1, doi. 10.1155/2008/362409

By:

Lauric, Vasile

Publication type:

Article

A rank formula for the self-commutators of rational Toeplitz tuples.

Published in:

Journal of Inequalities & Applications, 2016, v. 2016, n. 1, p. 1, doi. 10.1186/s13660-016-1125-x

By:

Hwang, In;
Kim, An;
Kim, Sumin

Publication type:

Article