Advances in Operator Theory
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Published By Tusi Mathematical Research Group

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Latest Documents Most Cited Documents Contributed Authors Related Sources Related Keywords

The index of a linear relation under strictly singular perturbations

2022 ◽  
Vol 7 (1) ◽  
Author(s):  
Aymen Ammar ◽  
Houcem Daoud ◽  
Aref Jeribi
Keyword(s):  
Singular Perturbations ◽  
Linear Relation ◽  
Strictly Singular

The spectrum of an element in a Banach–Kantorovich algebra over a ring of measurable functions

2021 ◽  
Vol 7 (1) ◽  
Author(s):  
Karimbergen Kudaybergenov ◽  
Allabay Arziev
Keyword(s):  
Measurable Functions

Blending type approximation by modified Bernstein operators

2021 ◽  
Vol 7 (1) ◽  
Author(s):  
Ana Maria Acu ◽  
Arun Kajla
Keyword(s):  
Bernstein Operators ◽  
Type Approximation

Annular bounds for the zeros of a polynomial from companion matrices

2021 ◽  
Vol 7 (1) ◽  
Author(s):  
Pintu Bhunia ◽  
Kallol Paul
Keyword(s):  
Companion Matrices

scholarly journals Nesbitt and Shapiro cyclic sum inequalities for positive definite matrices

2021 ◽  
Vol 7 (1) ◽  
Author(s):  
Projesh Nath Choudhury ◽  
K. C. Sivakumar
Keyword(s):  
Positive Definite ◽  
Positive Definite Matrices
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