Ministry of Education
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Dr Sarita Ojha

vidwan id: 102054
Female

Assistant Professor, Department of Mathematics
Indian Institute of Engineering Science & Technology, Shibpur (formerly Bengal Engineering & Science University)

Orchid Icon 0000-0002-7973-8272 Google Scholar Icon 55848787200 Google Scholar Icon 3hlX6EsAAAAJ

Expertise

  • Mathematics

Publications

Total Articles 14
Books 0
Proceedings 0

Publications

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Scopus

Citations 28
h-index 3

CrossRef

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Citations 13
h-index 2
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Bio

Matrix Theory, Operator theory

Personal Details

  • Female
  • Assistant Professor , Indian Institute of Engineering Science & Technology, Shibpur (formerly Bengal Engineering & Science University)
  • P.O. - Botanic Garden
Ph.D.
Other Institute 2016
M.Sc.
Other Institute 2011
B.Sc.
Other Institute 2009
Assistant Professor Mar 2019 – Present
Indian Institute of Engineering Science & Technology, Shibpur (formerly Bengal Engineering & Science University) | Department of Mathematics
Assistant Professor Aug 2017 – Feb 2019
Techno India University | Mathematics
Adjunct Lecturer Aug 2016 – Jul 2017
National Institute of Technology Jamshedpur

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Scholarly Work

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Scholarly Publications

On the numerical radius of weighted shift operators with generalized geometric weights

Open Access
Article
Journal of Mathematical Analysis and Applications. Year: 2025. Volume: 543 , Issue: 2 .
Authors: Chakraborty B.;Ojha S.
DOI 10.1016/j.jmaa.2024.129021

FLAT PORTIONS ON THE BOUNDARY OF THE NUMERICAL RANGE OF A 5 × 5 COMPANION MATRIX

Open Access
Article
Year: 2023. Volume: 39 , Pages: 17-32 .
Authors: Mondal S.S.;Ojha S.;Birbonshi R.
DOI 10.13001/ela.2023.7209
1

Determinantal polynomials of some weighted shift matrices with palindromic weights

Open Access
Article
Annals of Functional Analysis. Year: 2023. Volume: 14 , Issue: 3 .
Authors: Chakraborty B.;Ojha S.;Birbonshi R.
DOI 10.1007/s43034-023-00275-z
1

Determinantal polynomials of weighted shift matrices with palindromic harmonic weights

Open Access
Article
Advances in Operator Theory. Year: 2023. Volume: 8 , Issue: 3 .
Authors: Chakraborty B.;Ojha S.;Birbonshi R.
DOI 10.1007/s43036-023-00280-y

Flat portions of the numerical range of a 6×6 companion matrix

Open Access
article
Year: 2023. Volume: 17 .
Authors: Saha Mondal, S., Ojha, S. and Birbonshi, R.
DOI 10.1007/s43037-023-00284-z

NUMERICAL RADII OF WEIGHTED SHIFT MATRICES WITH PALINDROMIC WEIGHTS USING DETERMINANTAL POLYNOMIALS

Open Access
Article
Operators and Matrices. Year: 2023. Volume: 17 , Issue: 4 , Pages: 1077-1092 .
Authors: Chakraborty B.;Ojha S.;Birbonshi R.
DOI 10.7153/oam-2023-17-71

Flat portions of the numerical range of a 6 × 6 companion matrix

Open Access
Article
Banach Journal of Mathematical analysis. Year: 2023. Volume: 17 , Issue: 3 .
Authors: Saha Mondal S.;Ojha S.;Birbonshi R.
DOI 10.1007/s43037-023-00284-z

On the numerical range of some weighted shift operators

Open Access
Article
Linear Algebra and its Applications. Year: 2022. Volume: 640 , Pages: 179-190 .
Authors: Chakraborty B.;Ojha S.;Birbonshi R.
DOI 10.1016/j.laa.2022.01.017
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