Dr. (M/S)Namita Das

• Das, N. and J. R. Partington, Little Hankel operators on the half plane, Integral equations and operator theory, 20(1994),306-324. (International)
• Das, N., The kernel of a Hankel operator on the Bergman space, Bulletin of the London Mathematical Society, 31(1999), 75-80.(International)
• Das, N., Fredholm Toeplitz operators on the Bergman space, Recent trends in Mathematical sciences, Narosa, vol.1(2000), 94-106.(National)
• Das, N.,Norm of Toeplitz operators on the Bergman space, Indian Journal of pure and applied Mathematics, INSA, New Delhi, 33(2)(2002),255-267. (National)
• Das, N., Operator valued Toeplitz operators on the Hardy space, Indian Journal of pure and applied Mathematics, INSA, New Delhi, 33(2)(2002), 193-202.(National)
• Das, N., Finite rank Toeplitz operators on the Bergman space, Bulletin of the Calcutta Mathematical Society, 94(2)(2002), 113-120.(National)
• Das, N., Some ergodicity properties of the Berezin transform, Journal of the Orissa Mathematical society, vol. 21-22, 2002-2003, 121-141. (Na-tional)
• Das, N.,Pradhan, S.K., A generalized quadrature rule and its applications to special means, Journal of Science and technology, S. U., vol. xiv & xv(B)(2003), 51-58. (National)
• Das. N., Finite rank little Hankel operators on Bergman-type spaces, Vietnam journal of Maths (a Springer-Verlag publication), 32:4(2004), 361-369.(International)
• Das, N., On Toeplitz-like operators in L2h; Journal of the Indian Math. soc, vol.71, Nos 1-4 (2004), 245-252.(National)
• Das, N., Berezin symbols and bounded linear operators on the Bergman space, Proc. of the International conference on Analysis and discrete structures,Mathematical analysis and applications,2004, Narosa publish-ing house, New Delhi, 69-78.(National)
• Mohapatra, C.K., Das, N. Composition operators on weighted Hardy space, Indian J. of Maths, 48(1), 2006, 63-82.(National)
• Das, N. Little Hankel operators and inner functions,Journal of interna-tional academy of physical sciences, vol.11(2007), 31-39.(National)
• Das, N., Lal, R. P. and Mohapatra, C. K., On a class of composition oper-ators on Bergman space, International journal of Mathematics and Math-ematical sciences, vol. 2007,Article ID 39819, doi: 10,1155/2007/39819. (International)
• Das, N. and Sahoo, S., A Hardy-Hilbert type inequality, International Mathematical Forum,vol.3,No.28(2008), 1363-1374. (International)
• Das, N., Little Hankel operators between Bergman spaces of the right half plane, New Zeland Journal of Mathematics, vol. 38(2008), 99-119. (International)
• Das, N., Complemented subspaces in L1(D); Vietnam Journal of Mathe-matics, 36:4 (2008), 373-386.(International)
• Das, N. Sahoo, S., A generalization of multiple Hardy-Hilbert’s integral inequality, Journal of Mathematical inequalities, vol.3, No. 1 (2009), 139-154. (International)
• Das, N. and Jena, P.K., Asymptotic properties of composition operators on the Bergman space, New Zeland Journal of Mathematics, vol. 39(2009), 213-237.(International)
• Das, N. and Sahoo, S., On a generalization of Hardy-Hilbert’s integral in-equality,Buletinul Academiei De stinte, A research Moldova Mathematica, No.2(60), 2009, 91-110, ISSN 1024-7696. (International)
• Das, N., Schatten class Toeplitz operators on the Bergman space, Hindwai publishing corp., International Journal of Mathematics and Mathematical sciences, 2009, Article ID 921324, 16 pages, doi 101155/2009/ 921324 (International)
• Das, N. Sahoo, S., New inequalities similar to Hardy-Hilbert’s inequality, Turkish journal of Mathematics 34(2010), 153-165. (International)
• Das, N. and Sahoo, S., New inequalities of Hardy-Hilbert type, Buletinul Academiei De stinte, A republicii Moldova Mathematica, No.2(63), 2010, 1-12. (International)
• Das, N, and Sahoo, M., On asymptotic properties of Toeplitz operators, Vietnam J. of Mathematics, 38:4(2010),381-393.(International)
• Das, N. and Jena, P.K., Hankel operators with vector valued symbols on the Hardy space, Vietnam J. of Mathematics 38:1(2010), 45-54. (Interna-tional)
• Mohapatra, C.K.,Das, N., Composition operators on weighted Bergman spaces, Journal of the Orissa Mathematical society, vol. 11&12(1991-92),81-93.(National)
• Mohapatra, C.K., Das, N. Composition operators on Bloch space, Journal of the Orissa Mathematical society, vol. 17-20 (1998-2001), 49-55.(National)
• Das, N.,Pradhan, S.K., Some quadrature rules for numerical integration of analytic functions, Proc. of the International conference on Analysis and discrete structures, Mathematical analysis and applications,2004, Narosa publishing house, New Delhi, 79-89. (National)
• Das, N., Inner functions and Toeplitz operators, Journal of Science and technology, S. U., vol. xiv & xv(B)(2003), 43-50. (National)
• Das, N.,Pradhan, S.K., A quadrature rule of higher precision, Journal of the Orissa Mathematical society, vol. 21-22, 2002-2003, 25-29.(National)
• Das, N., Certain uncomplemented subspaces in L1(D); Journal of Science and technology, S. U., vol. xvi(B)(2004), 40-45.(National)
• Das, N.,Mohapatra, C.K., On some properties of Composition operators, journal of the Orissa Mathematical society, vol. 23-24, 2004-2005, 122-131.(National)
• Das, N., Pradhan, S.K., A quadrature rule for numerical integration of functions of more than one real variable, Journal of Science and technology, S. U., vol. xvi(B)(2004),70-84.(National)
• Das, N., Big Hankel operators on Bergman-type spaces,journal of the Orissa Mathematical society, vol. 23-24, 2004-2005, 146-151.(National)
• Das, N., Lal, R.P., On the range of the Berezin transform, Journal of international academy of physical sciences, vol. 10(2006), 9-15.(National)
• Lal, R., Mohapatra, C. K. Das, N., A class of unitary operators on Siegal-Bargmann space, journal of the Orissa Mathematical society, vol. 23-24, 2004-2005, 304-315.(National)
• Das, N.,Mohapatra, C.K., A note on Composition operators on Bergman spaces,Journal of the Orissa Mathematical society, vol. 17-20 (1998-2001), 143-148. (National)
• Das, N. Sahoo, S., Weighted Hardy-Hilbert’s inequality, Bulletin of the Marathwada Mathematical society, vol.9, No.1, 2008, 18-30.(National)
• Das, N.,Pradhan, S.K., A generalized quadrature rule for functions of bounded variation and applications, Journal of the Orissa Mathematical society, vol.25 (1/2), 2006,75-82.(National)
• Das, N. and Pradhan, S.K., A mixed quadrature formula using rules of lower order, Bulletin of the Marathwada Mathematical society, vol.5, No. 1, 2004, 26-34.(National)
• Das, N.,Mohapatra, C.K., Composition operators, contractions and norm estimates, Journal of the Orissa Mathematical society, vol.21-22, 2002-2003, 159-169.(National)
• Das, N., Invertibility of Toeplitz operators on the Bergman space,Journal of the Orissa Mathematical society, vol. 26, No. 1 and 2 (2007), 1-8.(National)
• Das, N., Hankel-like operators in L2h; Journal of international academy of physical sciences, vol.12 (2008), 1-11.(National)
• Das, N.,Mohapatra, C.K., Linear system and Hankel norm approximation, Journal of the Orissa Mathematical society, vol.21-22, 2002-2003, 213-225.(National)
• Das, N. Sahoo, S., A generalization of Hardy-Hilbert’s inequality and its application, Bulletin of the Marathwada Mathematical society, vol. 9, No. 2, 2008, 41-54. (National)
• Mohapatra, C.K., Das, N. Composition operators on the Bergman space over the upper half plane, Journal of of international academy of physical sciences, vol. 12(2008), 13-23.(National)
• Das, N., The Berezin transform of bounded linear operators, Journal of Indian Mathematical society, vol.76, Nos. 1-4(2009), 47-60.(National)
• Das, N. and Jena, P.K., Hankel operators on the Bergman space for the disk, Journal of Orissa Mathematical society, vol. 29, No.1 and 2(2010), 17-25.(National)
• Das, N. Asymptotic Toeplitz and Hankel operators on the Bergman space, Indian Journal of pure and applied Mathematics, 41(2)(2010), 379-400. (National)
• Das, N. Fredholm Toeplitz operators on the Bergman space over bounded symmetric domains, Bull. Calcutta Math. Soc. 102(1)(2010), 89-98.(International)
• Das, N., Finite rank intermediate Hankel operators on Bergman space, Surveys in mathematics and its Applications, 6(2011), 195-202.(International)
• Das, N. and Sahoo, M., Positive operators on the Bergman space and Berezin transform, Methods of Functional Analysis and Topology, 17(3)(2011), 204-210.(International)
• Das, N. Sahoo, S., Hilbert inequality for vector-valued functions, Archivum Mathematicum (BRNO) Tomus 47(2011),229-243.(International)
• Das, N. and Sahoo, S., A Generalization of Hardy-Hilbert’s Inequality for Non-homogeneous Kernel, Bul. Acad. Stiinte Repub. Mold. Mat. 2011:3, 29-44.(International)
• Das, N. and Jena, P. K., Schatten class operators on weighted Bergman spaces, Thai Journal of Mathematics, 10(2), (2012), 289-303.
• Das, N., Berezin transform on the L2 spaces with respect to the invariant measure, Communications in Mathematical Analysis, 12(1), (2012), 134-144.(International)
• Das, N. and Sahoo, S., A Generalization of Hardy-Hilbert’s Inequality with multi-parameter, Vietnam journal of Maths., 40:1(2012), 31-45.(International)
• Das, N., Intertwining properties of bounded linear operators on the Bergman space, Methods of Functional Analysis and Topology, 18(3) ( 2012), 230-242.(International)
• Das, N. and Jena, P.K., On the range and kernel of Toeplitz and little Hankel operators, Methods of Functional Analysis and Topology, 19(1), (2013), 55-67.(International)
• Das, N. and Lal, R.P., Algebraic and ergodicity properties of the Berezin transform, Communications in Mathematical Analysis, 14(1), (2013), 85-103.(International)
• Das, N. and Sahoo, M., Positive Toeplitz operators on the Bergman space, Ann. Funct. Anal. 4(2), (2013), 171-182.(International)
• Das, N., Invariant subspaces and kernel of Toeplitz operators on the Bergman space, Rocky mountain journal of mathematics, 44(1)(2014), 35-56.(International)
• Das, N., Toeplitz operators with bounded harmonic symbols, Ann. Acad. Rom. Sci.,Ser. Math. Appl. 6(1), (2014), 108-113.(International)
• Das, N. and Sahoo, M., Certain distance estimates for operators on the Bergman space, Banach J. Math. Anal. 8(2)(2014), 193-203.(International)
• Das, N. and Sahoo, M., Schatten class Toeplitz operators on the Bergman space over bounded symmetric domain, Methods of Functional Analysis and Topology 20(3)(2014),193-212.(International)
• Das, N., On a class of weighted composition operators on Fock space, Bul. Acad. Stiinte Repub. Mold. Mat. 2(75) (2014),3-8.(International)
• Das, N. and Lal, R.P., Numerical solutions of a class of integral equations and the associated partial di erential equations, Vietnam Journal of Math-ematics, Springer, DOI 10.1007/s 10013-015-015-0153-z.(International)
• Das, N. and Lal, R.P., Reproducing kernel Hilbert spaces and the associ-ated integral equations, Azerbaijan journal of Mathematics,5(2) (2015),21-36.
• Das, N. and Sahoo, M., Dominations of Berezin transform, Vietnam J. of Mathematics, Springer DOI 10.1007/s 10013-014-0104-0.(International)
• Das, N. and Behera, J.K., Little Hankel operators and associated integral inequalities, Communications in Mathematical Analysis, 18(1)(2015),1-35.(International)
• Das, N. and Lal, R.P., Hyperbolic harmonic functions and the associ-ated integral equations , Analele Universitatii de Vest, Timisoara Seria Matematica-Informatica LIII,1,(2015), Doi: 10.1515/awutm-2015-0003, 37-56.
• Das, N., Toeplitz and Hankel operators on a vector-valued Bergman space, Khayyam Journal of Mathematics, 1(2)(2015),230-242.
• Das, N., The Space l1(X) Ann. Acad. Rom. Sci.,Ser. Math. Appl. 8(1) 2016.
• Das, N. and Jena, P.K. Little Hankel operators on the Bergman space, Arab Journal of Mathematics, 22(1)(2016),77-85.
• Das, N. and Behera, J.K., Toeplitz operators on L2a(C+); Ann. Acad. Rom. Sci.,Ser. Math. Appl., 8(2)(2016), 81-95.
• Das, N. and Lal, R.P., The numerical solution of a class of Fredholm integral equations of second kind, Modelling & Applications & Theory, 1(1)(2016), 36-55.
• Das, N., A Berezin-type map and a class of weighted composition opera-tors, Concrete Operators, 4(2017), 18-31.
• Das, N. and Sahoo, M., Majorization of Berezin transform , Advances in Mathematics: Scienti c Journal, 6(No.2)(2017),87-95.
• Das, N., A Berezin-type map on L2a(C+); accepted, 2017.
• Das, N. and Behera, J.K., Schatten class operators in L(L2a(C+)), Analele Universitatii de Vest, Timisoara Seria Matematica Informatica LV, 2, (2017), 91-117.
• Das, N., A Berezin-type map on L2a(C+); Ann. Acad. Rom. Sci.,Ser. Math. Appl., 9(2)(2017), 152-170.
• Das, N. and Behera, J.K., On a class of unitary operators on the Bergman space of the right half plane, Turk. J. Math., 42(2018), 471-486.
• Das, N. and Behera, J.K.,Fixed points of a class of unitary operators, Adv. Oper. Theory 3(No.3)(2018), 538-550.
• Behera, J.K. and Das, N., Essential norm estimates for little Hankel oper-ators on L2a(C+); Ann. Acad. Rom. Sci.,Ser. Math. Appl., 10(2)(2018), 383-401.
• Das, N. and Sahoo, M., Berezin transform of the absolute value of an operator, Ann. Funct. Anal., 9(No.2)(2018),151-165.
• Das, N. and Lal, R.P., Invariant mean value property and the associated integral equations Ann. Acad. Rom. Sci.,Ser. Math. Appl., accepted, 2018.
• Sahoo, S., Das, N. and Mishra, D., Numerical radius inequalities for op-erator matrices, Adv. Oper. Theory 4(No.1)(2019), 197-214..
• Das, N. and Das, S. K., On a Class of Weighted Composition Operators on the Bergman Space of the Upper Half Plane, Ann. Acad. Rom. Sci., Ser. Math. Appl., 11(2) (2019) 285-311.
• Das, N. and Das, S. K., Finite Rank little Hankel operators on $L_{a}^{2}(\mathbb{U}_{+})$, Khayyam J. Math. (2021), DOI 10.22034/KJM.2021.243561.1964.
• Sahoo, S., Das, N. and Mishra, D., Numerical radius inequalities for op-erator matrices, Adv. Oper. Theory 4(No.1)(2019), 197-214. (ESCI, Scopus)

M.Phil

Ph. D.

• International Seminars Attended / Papers Presented
• National Seminars Attended / Papers Presented

• Awarded with the Commonwealth academic staff fellowship from 1990-1993 to do Ph.D. at University of LEEDS, U.K.

Orientation Programmes / Training programmes/Workshops Attended

Seminars/Workshop organized

Administrative experience:

Institutional Governance Responsibilities:

• Associate Course Coordinator(M.Tech.(Comp. Sc.))-01.08.2006 to 31.05.2012
• O.D. Mathematics-01.06.2012 to 31.05.2014
• Course Co-ordinator (M. Tech.(Comp. Sc.))- 15.10.2014 to till date
• Deputy Coordinator (DRS(SAP)): 2010-2012, 2013-2015.
• DRC, Chairman (Dept. of Mathematics) June 2012-January 2014 and from July 2018 to till date continuing.
• Coordinator (DRS(SAP)): from July 2018 to till date continuing.
• O.D. Mathematics-03.06.2016 to till date continuing.
• Syndicate Member- From July 2019.

Professional Experience
a.  Teaching:     28 years,     Research: 28 years
b.  Important Activities :
(i)       HOD, P.G. Department of Mathematics, Utkal University
(1^st June 2012 to 31^st May 2014)
(ii)   Course Coordinator, M. Tech(Computer Science) from 15^th October 2014 to till date
continuing
(iii)  Deputy Coordinator DRS(SAP) from 2010-2012, 2013 to till date continuing.
(iv)  Chairman SRC, Dept of Mathematics from  June 2012 to February  2014
(v)    Associate Course Coordinator(M.Tech.(Comp. Sc.))- 01.08. 2006 to 31.05. 2012
 

Member of Board of Studies

• Member of Board of Studies, Mathematics, Utkal University
• Institute of Mathematics, Andharua

Member of Department Research Committee

• G. Department of Mathematics, Utkal University
• G. Department of Commerce, Utkal University