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Paul, Kallol

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Author ID: paul.kallol Recent zbMATH articles by "Paul, Kallol"
Published as: Paul, Kallol; Paul, K.
Homepage: http://www.researchgate.net/profile/Kallol_Paul2
Documents Indexed: 76 Publications since 1998
Reviewing Activity: 7 Reviews

Publications by Year

Citations contained in zbMATH Open

54 Publications have been cited 282 times in 115 Documents Cited by Year
Operator norm attainment and inner product spaces. Zbl 1291.46024
Sain, Debmalya; Paul, Kallol
29
2013
Birkhoff-James orthogonality and smoothness of bounded linear operators. Zbl 1353.46011
Paul, K.; Sain, D.; Ghosh, P.
24
2016
A complete characterization of Birkhoff-James orthogonality in infinite dimensional normed space. Zbl 1463.46029
Sain, Debmalya; Paul, Kallol; Mal, Arpita
17
2018
On symmetry of Birkhoff-James orthogonality of linear operators. Zbl 1386.46017
Ghosh, Puja; Sain, Debmalya; Paul, Kallol
15
2017
Operator norm attainment and Birkhoff-James orthogonality. Zbl 1335.46008
Sain, Debmalya; Paul, Kallol; Hait, Sourav
15
2015
Numerical radius inequalities and its applications in estimation of zeros of polynomials. Zbl 07060568
Bhunia, Pintu; Bag, Santanu; Paul, Kallol
12
2019
Orthogonality of bounded linear operators on complex Banach spaces. Zbl 1404.46015
Paul, Kallol; Sain, Debmalya; Mal, Arpita; Mandal, Kalidas
11
2018
On numerical radius of a matrix and estimation of bounds for zeros of a polynomial. Zbl 1253.65056
Paul, Kallol; Bag, Santanu
11
2012
On symmetry of Birkhoff-James orthogonality of linear operators on finite-dimensional real Banach spaces. Zbl 1465.47014
Sain, Debmalya; Ghosh, Puja; Paul, Kallol
10
2017
Orthogonality of bounded linear operators. Zbl 1350.46014
Ghosh, Puja; Sain, Debmalya; Paul, Kallol
10
2016
Translatable radii of an operator in the direction of another operator. Zbl 0952.47032
Paul, Kallol
9
1999
Approximate Birkhoff-James orthogonality in the space of bounded linear operators. Zbl 1391.46014
Paul, Kallol; Sain, Debmalya; Mal, Arpita
8
2018
On inequalities for \(A\)-numerical radius of operators. Zbl 07196249
Bhunia, Pintu; Paul, Kallol; Nayak, Raj Kumar
8
2020
On strong orthogonality and strictly convex normed linear spaces. Zbl 1291.46014
Paul, Kallol; Sain, Debmalya; Jha, Kanhaiya
7
2013
On some geometric properties of operator spaces. Zbl 1416.46022
Mal, Arpita; Sain, Debmalya; Paul, Kallol
7
2019
Orthogonality of operators on \((\mathbb R^n,\| \;\| _\infty)\). Zbl 1299.47018
Paul, Kallol; Sain, Debmalya
5
2013
Orthogonality on \(B(H,H)\) and minimal-norm operator. Zbl 1180.47017
Paul, K.; Hossein, S. M.; Das, K. C.
5
2008
Estimation of bounds for the zeros of a polynomial using numerical radius. Zbl 1339.30003
Paul, Kallol; Bag, Santanu
5
2013
Positive definite solution of a nonlinear matrix equation. Zbl 1355.15011
Bose, Snehasish; Hossein, Sk. Monowar; Paul, Kallol
5
2016
On approximate Birkhoff-James orthogonality and normal cones in a normed space. Zbl 1420.46019
Sain, Debmalya; Paul, Kallol; Mal, Arpita
5
2019
Bounds of numerical radius of bounded linear operators using \(t\)-Aluthge transform. Zbl 07284497
Bag, Santanu; Bhunia, Pintu; Paul, Kallol
5
2020
Symmetry of Birkhoff-James orthogonality of operators defined between infinite dimensional Banach spaces. Zbl 07006573
Paul, Kallol; Mal, Arpita; Wójcik, Paweł
4
2019
Symmetric anti-eigenvalue and symmetric anti-eigenvector. Zbl 1141.47016
Hossein, Sk. M.; Paul, K.; Debnath, L.; Das, K. C.
4
2008
Refinements of A-numerical radius inequalities and their applications. Zbl 07236549
Bhunia, Pintu; Nayak, Raj Kumar; Paul, Kallol
4
2020
Properties of \(J\)-fusion frames in Krein spaces. Zbl 1372.42028
Karmakar, Shibashis; Hossein, Sk. Monowar; Paul, Kallol
3
2017
Strictly convex space: strong orthogonality and conjugate diameters. Zbl 1344.46012
Sain, Debmalya; Paul, Kallol; Jha, Kanhaiya
3
2016
On the numerical index of polyhedral Banach spaces. Zbl 07080168
Sain, Debmalya; Paul, Kallol; Bhunia, Pintu; Bag, Santanu
3
2019
Extreme contractions on finite-dimensional polygonal Banach spaces. Zbl 1428.46011
Sain, Debmalya; Ray, Anubhab; Paul, Kallol
3
2019
Farthest point problem and \(M\)-compact sets. Zbl 1392.46019
Sain, Debmalya; Paul, Kallol; Ray, Anubhab
2
2017
Structure of the antieigenvectors of a strictly accretive operator. Zbl 0920.47032
Das, K. C.; Das Gupta, M.; Paul, K.
2
1998
Approximate Birkhoff-James orthogonality and smoothness in the space of bounded linear operators. Zbl 1436.46015
Mal, Arpita; Paul, Kallol; Rao, T. S. S. R. K.; Sain, Debmalya
2
2019
On two extremum problems related to the norm of a bounded linear operator. Zbl 07132637
Sain, Debmalya; Paul, Kallol; Mandal, Kalidas
2
2019
Some remarks on Birkhoff-James orthogonality of linear operators. Zbl 1443.47022
Sain, Debmalya; Mal, Arpita; Paul, Kallol
2
2020
Characterization of approximate Birkhoff-James orthogonality sets in a Banach space. Zbl 1457.46019
Sen, Jeet; Mal, Arpita; Paul, Kallol
2
2020
Bounds for the Davis-Wielandt radius of bounded linear operators. Zbl 07296618
Bhunia, Pintu; Bhanja, Aniket; Bag, Santanu; Paul, Kallol
2
2021
New upper bounds for the numerical radius of Hilbert space operators. Zbl 07317905
Bhunia, Pintu; Paul, Kallol
2
2021
\(A\)-numerical radius orthogonality and parallelism of semi-Hilbertian space operators and their applications. Zbl 07323151
Bhunia, Pintu; Feki, Kais; Paul, Kallol
2
2021
Bounds for total antieigenvalue of a normal operator. Zbl 1096.47020
Hossein, Sk. M.; Das, K. C.; Debnath, L.; Paul, K.
1
2004
Cosine of angle and center of mass of an operator. Zbl 1260.47038
Paul, Kallol; Das, Gopal
1
2012
Solution of a class of nonlinear matrix equations. Zbl 1368.15011
Bose, Snehasish; Sk. M. Hossein, Sk Monowar; Paul, Kallol
1
2017
On rectangular constant in normed linear spaces. Zbl 1392.46018
Paul, Kallol; Ghosh, Puja; Sain, Debmalya
1
2017
Antieigenvectors of the generalized problem and an operator inequality complementary to Schwarz’s inequality. Zbl 1217.47009
Paul, Kallol
1
2008
On positive definite solution of nonlinear matrix equations. Zbl 1388.15013
Hossein, Sk. Monowar; Bose, Snehasish; Paul, Kallol
1
2018
Solution of a pair of nonlinear matrix equations. Zbl 1391.15056
Hossein, Sk Monowar; Bose, Snehasish; Paul, Kallol
1
2018
Symmetric antieigenvalues for normal operators. Zbl 1208.47021
Paul, Kallol; Das, Gopal
1
2010
Translatable radii of an operator in the direction of another operator. II. Zbl 1217.47072
Paul, Kallol
1
2010
Computation of antieigenvalues of bounded linear operators via centre of mass. Zbl 1342.47027
Paul, Kallol; Das, Gopal; Debnath, Lokenath
1
2015
Characterization of inner product spaces. Zbl 1420.46025
Sain, Debmalya; Paul, Kallol; Debnath, Lokenath
1
2015
Orthogonality and norm attainment of operators in semi-Hilbertian spaces. Zbl 07296617
Sen, Jeet; Sain, Debmalya; Paul, Kallol
1
2021
A complete characterization of smoothness in the space of bounded linear operators. Zbl 1464.46015
Sain, Debmalya; Paul, Kallol; Mal, Arpita; Ray, Anubhab
1
2020
On uniform Bishop-Phelps-Bollobás type approximations of linear operators and preservation of geometric properties. Zbl 07309690
Sain, Debmalya; Mal, Arpita; Mandal, Kalidas; Paul, Kallol
1
2021
Bounds for zeros of a polynomial using numerical radius of Hilbert space operators. Zbl 07312075
Bhunia, Pintu; Bag, Santanu; Paul, Kallol
1
2021
Sharp inequalities for the numerical radius of Hilbert space operators and operator matrices. Zbl 07354296
Bhunia, Pintu; Paul, Kallol; Nayak, Raj Kumar
1
2021
Numerical radius inequalities of operator matrices with applications. Zbl 07379853
Bhunia, Pintu; Bag, Santanu; Paul, Kallol
1
2021
Bounds for the Davis-Wielandt radius of bounded linear operators. Zbl 07296618
Bhunia, Pintu; Bhanja, Aniket; Bag, Santanu; Paul, Kallol
2
2021
New upper bounds for the numerical radius of Hilbert space operators. Zbl 07317905
Bhunia, Pintu; Paul, Kallol
2
2021
\(A\)-numerical radius orthogonality and parallelism of semi-Hilbertian space operators and their applications. Zbl 07323151
Bhunia, Pintu; Feki, Kais; Paul, Kallol
2
2021
Orthogonality and norm attainment of operators in semi-Hilbertian spaces. Zbl 07296617
Sen, Jeet; Sain, Debmalya; Paul, Kallol
1
2021
On uniform Bishop-Phelps-Bollobás type approximations of linear operators and preservation of geometric properties. Zbl 07309690
Sain, Debmalya; Mal, Arpita; Mandal, Kalidas; Paul, Kallol
1
2021
Bounds for zeros of a polynomial using numerical radius of Hilbert space operators. Zbl 07312075
Bhunia, Pintu; Bag, Santanu; Paul, Kallol
1
2021
Sharp inequalities for the numerical radius of Hilbert space operators and operator matrices. Zbl 07354296
Bhunia, Pintu; Paul, Kallol; Nayak, Raj Kumar
1
2021
Numerical radius inequalities of operator matrices with applications. Zbl 07379853
Bhunia, Pintu; Bag, Santanu; Paul, Kallol
1
2021
On inequalities for \(A\)-numerical radius of operators. Zbl 07196249
Bhunia, Pintu; Paul, Kallol; Nayak, Raj Kumar
8
2020
Bounds of numerical radius of bounded linear operators using \(t\)-Aluthge transform. Zbl 07284497
Bag, Santanu; Bhunia, Pintu; Paul, Kallol
5
2020
Refinements of A-numerical radius inequalities and their applications. Zbl 07236549
Bhunia, Pintu; Nayak, Raj Kumar; Paul, Kallol
4
2020
Some remarks on Birkhoff-James orthogonality of linear operators. Zbl 1443.47022
Sain, Debmalya; Mal, Arpita; Paul, Kallol
2
2020
Characterization of approximate Birkhoff-James orthogonality sets in a Banach space. Zbl 1457.46019
Sen, Jeet; Mal, Arpita; Paul, Kallol
2
2020
A complete characterization of smoothness in the space of bounded linear operators. Zbl 1464.46015
Sain, Debmalya; Paul, Kallol; Mal, Arpita; Ray, Anubhab
1
2020
Numerical radius inequalities and its applications in estimation of zeros of polynomials. Zbl 07060568
Bhunia, Pintu; Bag, Santanu; Paul, Kallol
12
2019
On some geometric properties of operator spaces. Zbl 1416.46022
Mal, Arpita; Sain, Debmalya; Paul, Kallol
7
2019
On approximate Birkhoff-James orthogonality and normal cones in a normed space. Zbl 1420.46019
Sain, Debmalya; Paul, Kallol; Mal, Arpita
5
2019
Symmetry of Birkhoff-James orthogonality of operators defined between infinite dimensional Banach spaces. Zbl 07006573
Paul, Kallol; Mal, Arpita; Wójcik, Paweł
4
2019
On the numerical index of polyhedral Banach spaces. Zbl 07080168
Sain, Debmalya; Paul, Kallol; Bhunia, Pintu; Bag, Santanu
3
2019
Extreme contractions on finite-dimensional polygonal Banach spaces. Zbl 1428.46011
Sain, Debmalya; Ray, Anubhab; Paul, Kallol
3
2019
Approximate Birkhoff-James orthogonality and smoothness in the space of bounded linear operators. Zbl 1436.46015
Mal, Arpita; Paul, Kallol; Rao, T. S. S. R. K.; Sain, Debmalya
2
2019
On two extremum problems related to the norm of a bounded linear operator. Zbl 07132637
Sain, Debmalya; Paul, Kallol; Mandal, Kalidas
2
2019
A complete characterization of Birkhoff-James orthogonality in infinite dimensional normed space. Zbl 1463.46029
Sain, Debmalya; Paul, Kallol; Mal, Arpita
17
2018
Orthogonality of bounded linear operators on complex Banach spaces. Zbl 1404.46015
Paul, Kallol; Sain, Debmalya; Mal, Arpita; Mandal, Kalidas
11
2018
Approximate Birkhoff-James orthogonality in the space of bounded linear operators. Zbl 1391.46014
Paul, Kallol; Sain, Debmalya; Mal, Arpita
8
2018
On positive definite solution of nonlinear matrix equations. Zbl 1388.15013
Hossein, Sk. Monowar; Bose, Snehasish; Paul, Kallol
1
2018
Solution of a pair of nonlinear matrix equations. Zbl 1391.15056
Hossein, Sk Monowar; Bose, Snehasish; Paul, Kallol
1
2018
On symmetry of Birkhoff-James orthogonality of linear operators. Zbl 1386.46017
Ghosh, Puja; Sain, Debmalya; Paul, Kallol
15
2017
On symmetry of Birkhoff-James orthogonality of linear operators on finite-dimensional real Banach spaces. Zbl 1465.47014
Sain, Debmalya; Ghosh, Puja; Paul, Kallol
10
2017
Properties of \(J\)-fusion frames in Krein spaces. Zbl 1372.42028
Karmakar, Shibashis; Hossein, Sk. Monowar; Paul, Kallol
3
2017
Farthest point problem and \(M\)-compact sets. Zbl 1392.46019
Sain, Debmalya; Paul, Kallol; Ray, Anubhab
2
2017
Solution of a class of nonlinear matrix equations. Zbl 1368.15011
Bose, Snehasish; Sk. M. Hossein, Sk Monowar; Paul, Kallol
1
2017
On rectangular constant in normed linear spaces. Zbl 1392.46018
Paul, Kallol; Ghosh, Puja; Sain, Debmalya
1
2017
Birkhoff-James orthogonality and smoothness of bounded linear operators. Zbl 1353.46011
Paul, K.; Sain, D.; Ghosh, P.
24
2016
Orthogonality of bounded linear operators. Zbl 1350.46014
Ghosh, Puja; Sain, Debmalya; Paul, Kallol
10
2016
Positive definite solution of a nonlinear matrix equation. Zbl 1355.15011
Bose, Snehasish; Hossein, Sk. Monowar; Paul, Kallol
5
2016
Strictly convex space: strong orthogonality and conjugate diameters. Zbl 1344.46012
Sain, Debmalya; Paul, Kallol; Jha, Kanhaiya
3
2016
Operator norm attainment and Birkhoff-James orthogonality. Zbl 1335.46008
Sain, Debmalya; Paul, Kallol; Hait, Sourav
15
2015
Computation of antieigenvalues of bounded linear operators via centre of mass. Zbl 1342.47027
Paul, Kallol; Das, Gopal; Debnath, Lokenath
1
2015
Characterization of inner product spaces. Zbl 1420.46025
Sain, Debmalya; Paul, Kallol; Debnath, Lokenath
1
2015
Operator norm attainment and inner product spaces. Zbl 1291.46024
Sain, Debmalya; Paul, Kallol
29
2013
On strong orthogonality and strictly convex normed linear spaces. Zbl 1291.46014
Paul, Kallol; Sain, Debmalya; Jha, Kanhaiya
7
2013
Orthogonality of operators on \((\mathbb R^n,\| \;\| _\infty)\). Zbl 1299.47018
Paul, Kallol; Sain, Debmalya
5
2013
Estimation of bounds for the zeros of a polynomial using numerical radius. Zbl 1339.30003
Paul, Kallol; Bag, Santanu
5
2013
On numerical radius of a matrix and estimation of bounds for zeros of a polynomial. Zbl 1253.65056
Paul, Kallol; Bag, Santanu
11
2012
Cosine of angle and center of mass of an operator. Zbl 1260.47038
Paul, Kallol; Das, Gopal
1
2012
Symmetric antieigenvalues for normal operators. Zbl 1208.47021
Paul, Kallol; Das, Gopal
1
2010
Translatable radii of an operator in the direction of another operator. II. Zbl 1217.47072
Paul, Kallol
1
2010
Orthogonality on \(B(H,H)\) and minimal-norm operator. Zbl 1180.47017
Paul, K.; Hossein, S. M.; Das, K. C.
5
2008
Symmetric anti-eigenvalue and symmetric anti-eigenvector. Zbl 1141.47016
Hossein, Sk. M.; Paul, K.; Debnath, L.; Das, K. C.
4
2008
Antieigenvectors of the generalized problem and an operator inequality complementary to Schwarz’s inequality. Zbl 1217.47009
Paul, Kallol
1
2008
Bounds for total antieigenvalue of a normal operator. Zbl 1096.47020
Hossein, Sk. M.; Das, K. C.; Debnath, L.; Paul, K.
1
2004
Translatable radii of an operator in the direction of another operator. Zbl 0952.47032
Paul, Kallol
9
1999
Structure of the antieigenvectors of a strictly accretive operator. Zbl 0920.47032
Das, K. C.; Das Gupta, M.; Paul, K.
2
1998
all top 5

Cited by 104 Authors

38 Paul, Kallol
33 Sain, Debmalya
13 Bhunia, Pintu
11 Mal, Arpita
6 Moslehian, Mohammad Sal
6 Tanaka, Ryotaro
6 Wójcik, Paweł
6 Zamani, Ali
5 Bag, Santanu
5 Kittaneh, Fuad
4 Amyari, Maryam
4 Ghosh, Puja
4 Mandal, Kalidas
4 Nayak, Raj Kumar
3 Arambašić, Ljiljana
3 Bhanja, Aniket
3 Bose, Snehasish
3 Bottazzi, Tamara
3 Chmieliński, Jacek
3 Debnath, Lokenath
3 Guterman, Alexander Èmilevich
3 Hossein, Sk. Monowar
3 Kim, Sun Kwang
3 Komuro, Naoto
3 Kuzma, Bojan
3 Rajić, Rajna
3 Saito, Kichisuke
3 Seddighin, Morteza
3 Sen, Jeet
3 Zhilina, Svetlana
2 Abu-Omar, Amer
2 Alimov, Alexey R.
2 Chakraborty, Uday Shankar
2 Conde, Cristian M.
2 Feki, Kais
2 Gohari, Mahdi Mohammadi
2 Grover, Priyanka
2 Khurana, Divya
2 Moradi, Hamid Reza
2 Nashine, Hemant Kumar
2 Rao, T. S. S. R. K.
2 Sahoo, Satyajit
2 Singla, Sushil
2 Xu, Qingxiang
1 Abed, Mohammed Y.
1 Ahmadi, Reza H.
1 Ando, Tsuyoshi
1 Barbagallo, Annamaria
1 Bračič, Janko
1 Chien, Mao-Ting
1 Choi, Geunsu
1 Das, Gopal
1 Das, Kiran Chandra
1 Davis, Chandler
1 Dehghani, Mahdi
1 Dey, Lakshmi Kanta
1 Diogo, Cristina
1 Ernst, Octavian-Emil
1 Frank, Michael
1 Garai, Hiranmoy
1 Ghaderi Aghideh, Masoomeh
1 Gustafson, Karl Edwin
1 Hait, Sourav
1 Jahanipur, Ruhollah
1 Jahn, Thomas
1 Jain, Tanvi
1 Jin, Zhixiang
1 Kadelburg, Zoran
1 Kamuda, Alan
1 Karami, Saeed
1 Kian, Mohsen
1 Kuzhel, Sergii
1 Lee, Han Ju
1 Martín Suarez, Miguel
1 Mehrazin, Marzieh
1 Merí, Javier
1 Mishra, Debasisha
1 Moradian Khibary, Marzieh
1 Nakazato, Hiroshi
1 Okelo, Nyaare Benard
1 Otten, Denny
1 Pakhira, Samik
1 Panagakou, Vasiliki
1 Psarrakos, Panayiotis J.
1 Quero, Alicia
1 Radenovic, Stojan
1 Rahimlou, Gholamreza
1 Ray, Anubhab
1 Rooin, Jamal
1 Rout, Nirmal Chandra
1 Roy, Saikat
1 Sababheh, Mohamad Suboh
1 Sadri, Vahid
1 Sarwar, Muhammad
1 Senapati, Tanusri
1 Spitkovsky, Ilya Matvey
1 Stypuła, Tomasz
1 Théra, Michel A.
1 Turnšek, Aleksej
1 Vats, Ramesh Kumar
...and 4 more Authors
all top 5

Cited in 38 Serials

21 Linear Algebra and its Applications
14 Annals of Functional Analysis
12 Journal of Mathematical Analysis and Applications
7 Linear and Multilinear Algebra
5 Banach Journal of Mathematical Analysis
5 Advances in Operator Theory
4 Bulletin of the Iranian Mathematical Society
4 Mathematical Inequalities & Applications
3 Results in Mathematics
3 Journal of Convex Analysis
2 Indian Journal of Pure & Applied Mathematics
2 Aequationes Mathematicae
2 Expositiones Mathematicae
2 Journal of the Australian Mathematical Society
2 Journal of Fixed Point Theory and Applications
2 Operators and Matrices
2 International Journal of Applied and Computational Mathematics
1 Bulletin of the Australian Mathematical Society
1 Rocky Mountain Journal of Mathematics
1 Applied Mathematics and Computation
1 International Journal of Mathematics and Mathematical Sciences
1 Monatshefte für Mathematik
1 Proceedings of the American Mathematical Society
1 Journal of the Ramanujan Mathematical Society
1 Indagationes Mathematicae. New Series
1 Computational and Applied Mathematics
1 Bulletin des Sciences Mathématiques
1 ELA. The Electronic Journal of Linear Algebra
1 Taiwanese Journal of Mathematics
1 Novi Sad Journal of Mathematics
1 Journal of Inequalities and Applications
1 Lobachevskii Journal of Mathematics
1 Kragujevac Journal of Mathematics
1 Bulletin of the Malaysian Mathematical Sciences Society. Second Series
1 International Journal of Wavelets, Multiresolution and Information Processing
1 Mediterranean Journal of Mathematics
1 Tbilisi Mathematical Journal
1 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM

Citations by Year