Publications

Solution of an infinite band matrix equation.
Kulkarni, S. H.; Radha, R.; Sarvesh, K.
Banach Journal of Mathematical Analysis 17 (1) 14-28 (2023)
sarveshfinal.pdf (606.54 KB)
$G_1$-class elements in a Banach algebra
S. H. Kulkarni
The Journal of Analysis (2022)
G1-class.pdf (310.64 KB)
Condition pseudospectral radius of bounded linear operators
G. Krishna Kumar and S. H. Kulkarni
Linear Multilinear Algebra 70 (1) 27-41 (2022)
Spectrum and related sets: a survey
S. H. Kulkarni
Journal of Analysis 29 (2) 493-517 (2021)
spectrumsurvey.pdf (380.8 KB)
Operators that Attain Reduced Minimum
S. H. Kulkarni and G. Ramesh
Indian Journal of Pure and Applied Mathematics 51 (4) 1615-1631 (2021)
reducedmin-IJPAM-final.pdf (111.84 KB)
Gap formula for symmetric operators
S. H. Kulkarni and G. Ramesh
Proceedings of Telangana Academy of Sciences 1 (1) 129 - 133 (2020)
Shift invarant spaces in $L^2(\mathbb(R), \mathbb(C)^m)$ with $m$ generators
Anila John, S. H. Kulkarni and R. Radha
Journal of analysis 1-23 (2020)
anila1.pdf (598.34 KB)
Decomposition of the $(n. \epsilon)$-pseudospectrum of an element of a Banach algebra
Kousik Dhara and S. H. Kulkarni
Advances in Operator Theory 1-13 (2019)
Decomposition of the (n,eps)-pseudospectrum.pdf (437.45 KB)
Absolutely minimum attaining closed operators
S. H. Kulkarni and G. Ramesh
The Journal of Analysis 1-20 (2019)
SHKGR_AMclosed.pdf (526.33 KB)
Continuity of the $(n, \epsilon)$ Pseudospectrum in Banach Algebras
Kousik Dhara, S. H. Kulkarni and Markus Seidel
Integral Equations and Operator Theory 91 (32) 1-17 (2019)
Dhara2019_Article_ContinuityOfTheVarvecNEpsilonN.pdf (405.63 KB)
The $(n, \epsilon)$-pseudospectrum of an element of a Banach algebra
Kousik Dhara and S. H. Kulkarni
Jounal of Mathematical Analysis and Applicaions 464 939-954 (2018)
The (n,eps)-pseudospectrum of an element of a Banach algebra.pdf (402.99 KB)
Gelfand-Mazur Theorems in normed algebras: A survey
S. J. Bhatt and S. H. Kulkarni
Expositiones Mathematicae 36 166 - 177 (2018)
gelmazsurvey.pdf (249.99 KB)
Pseudospectra of elements of reduced Banach algebras II
Arundhathi Krishnan and S. H. Kulkarni
Functional Analysis, Approximation and Computation 10 (2) 33-45 (2018)
faac-10-2-4.pdf (272.5 KB)
On the denseness of minimum attaining operators
S. H. Kulkarni and G. Ramesh
Operators and Matrices 12 (3) 699-709 (2018)
oam-12-41-reprint-mindense.pdf (282.25 KB)
Pseudospectrum of an element of a Banach algebra
Arundhathi Krishnan and S. H. Kulkarni
Operators and Matrices 11 (1) 263-287 (2017)
oam-11-18-reprint.pdf (388.21 KB)
Pseudospectra of elements of reduced Banach algebras
Arundhathi Krishnan and S. H. Kulkarni
Advances in Operator Theory 2 (4) 475-493 (2017)
AOT_Volume 2_Issue 4_Pages 475-493.pdf (351.96 KB)
Banach algebra techniques to compute spectra, pseudospectra and condition spectra of some block operators with continuous symbols
G. Krishna Kumar and S. H. Kulkarni
Annals of Functional Analysis 6 (1) 148-169 (2015)
Banachalgebratecniques.pdf (7.67 MB)
The null space theorem
S. H. Kulkarni
Linear Algebra and its Applications 472 97-105 (2015)
nullspaceLAAfinal.pdf (271.31 KB)
Completeness and invertibility
S. H. Kulkarni
The Mathematics Student 84 (3-4) 141-145 (2015)
16-S H Kulkarni-ok.pdf (233.17 KB)
The group of invertible elements of a real Banach algebra
S. H. Kulkarni
Houston Journal of Mathematics 40 (3) (2014)
rbagrouphjm.pdf (257.04 KB)