MathSciNet

Mathscinet link.
ResearchGate link.
GoogleScholar link
ORCID iD iconhttps://orcid.org/0000-0002-3112-6752
Scopus author Id 10039586300

Publications

Books

  • (with S. Kumaresan ) Functional Analysis : A first course

Journals

  • (with Ghosh, Arindam) Non Commutativity Of Condition Spectrum, Accepted in Palestine Journal of Mathematics
  • (with Ghosh, Arindam) On condition spectrum of Toeplitz operator, Pure Appl. Funct. Anal.8(2023), no.1, 243–259. Pure Appl. Funct. Anal.
  • Some comparative results on eigenvalues, pseudospectra and conditionspectra J. Anal.29(2021), no.2,607–617. J. Anal.
  • (With Geethika, Sebastian) A weaker Gleason-Kahane-Żelazko theorem for modules and applications to Hardy spaces, Colloq. Math. 164 (2021), no. 2, 273–282. Colloq. Math.
  • (With Veeramani, S), Continuity of a condition spectrum and its level sets, J. Aust. Math. Soc. 108 (2020), no. 3, 412–430. J. Aust. Math. Soc
  • (With Veeramani, S), Level Sets of (p, e-p) Outer Generalized Pseudo Spectrum, The Journal of Analysis, 28(2020), no.1,57–70. J. Anal.
  • (With Sivaramakrishnan, C; Venku Naidu, D), On the Images of Dunkl-Sobolev spaces under the Schrodinger semigroup associated to Dunkl operators, Journal of Pseudo-Differential Operators and Applications, 10 (2019), no. 1, 93–120. JPDO
  • (With Sivaramakrishnan, C; Venku Naidu, D), On the images of Sobolev spaces under the Schrodinger semigroup, Advances in Pure and Applied Mathematics 10 (2019), no. 1, 65–79 APAM
  • (With Ganesh, Jadav; Ramesh, Golla), A characterization of absolutely minimum attaining operators, J. Math. Anal. Appl. 468 (2018), no. 1, 567--583 JMAA
  • (With Geethika, Sebastian) A characterizing property of commutative Banach algebras may not be sufficient only on the invertible elements, C. R.Acad.Sci.Paris,Ser.I, 356 (2018) Issue 6, 594–-596 CRM
  • (With Ganesh, Jadav; Ramesh, Golla), Perturbation of minimum attaining operators, Advances in Operator Theory, Vol 3 (Summer 2018), Issue 3 - no. 9, 473-490 AOT
  • (With Geethika, Sebastian), On the open ball centered at an invertible element of a Banach algebra, Operators and Matrices, 12 (2018), no. 1, 19–25 OaM
  • (With Veeramani, S), Level sets of condition spectrum, Annals of Functional Analysis, 8 (2017), no. 3, 314-–328 AFA
  • (With Ganesh, Jadav; Ramesh, Golla), On the structure of absolutely minimum attaining operators, J. Math. Anal. Appl. 428 (2015), no. 1, 457--470 MR3326997
  • (With S. H. Kulkarni) Almost multiplicative functions on commutative Banach algebra, Studia Math. 197 (2010), no. 1, 93--99 MR2600028 [.pdf]
  • (With S. H. Kulkarni) Condition Spectrum, Acta Sci. Math. (Szeged) 74 (2008), no.~3-4, 625--641. MR2487937 [.pdf]
  • (With S. H. Kulkarni) Gleason-Kahane-Zelazko theorem for spectrally bounded algebra, Int. J. Math. Math. Sci. (2005), no.15, 2447--2460. MR 2184484 [.pdf]

Conferences/Proceedings

  • Biggest open ball in invertible elements of a Banach algebra Slides[.pdf] and video archive of the talk (4-12, August 2015) Banach Algebras and Applications , The Fields Institute, Toronto, Canada
  • Geometry of Banach space and Operator Theory (GBOT), IIT Kanpur (26 - 29, March 2015) Biggest open ball in invertible elements of a Banach algebra
  • Condition spectrum result that generalizes usual spectral results slides[.pdf] (03-09, July 2011), 22 International Workshop on Operator Theory and Application (IWOTA2011), Universidad de Sevilla, Spain
  • Almost multiplicative functions on class of Banach algebras slides [.pdf]
    (28 November-01 December, 2007), International Conference on Functional Analysis and its Application Department of Mathematics, Scott Christain College, Nagercoil.
  • When is a linear function on function algebra almost multiplicative? Slides [.pdf]
    (06-08, June 2007) 22nd Annual Conference of Ramanujan Mathematical Society at National Institute of Technology Karnataka, Surathkal, Mangalore
  • Condition spectrum in operator algebra Slides [.pdf]
    (06-08, January 2007) CMASM, The fourteenth international conference of the forum for Interdisciplinary Mathematics, at IIT Madras & Stella Maris
  • A new type of co-subring relation in rings (20-22, December 2000) International conference on Recent Advances in Mathematical Sciences (ICRAMS) at IIT- Kharagpur
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