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Rajat Kanti Nath


Designation : Assistant Professor.
Qualification : M.Sc. (Tezpur University), M.Phil.,Ph.D. (North-Eastern Hill University).
Specialization : Finite group theory and character theory of finite groups.
Title of the M. Phil. Thesis: Commutativity Degree of Finite Groups- A Survey.
Title of the Ph. D. Thesis : Commutativity Degree, its Generalizations, and Classification of Finite Groups.
Name of the Supervisor: Prof. Ashish Kumar Das.
Date of Joining TU : 17 August, 2011.

Details of Employment:
(1) 17th August, 2011 to present: Assistant Professor, Department of Mathematical Sciences, Tezpur University, Assam.

(2) 14th February, 2011 to 6th August, 2011: Post Doctoral Fellow in Mathematics, Harish-Chandra Research Institute, Allahabad.

(3) 26th July, 2010 to 31st January, 2011: Assistant Professor, Department of Basic Sciences, DBCET, Assam Don Bosco University, Assam.

List of Publications:

(26)   R. K. Nath, A note on super integral rings, submitted for publication.

(25)   P. Dutta and R. K. Nath, Autocommuting probability of a subgroup relative to another subgroup, submitted for publication.

(24)   P. Dutta and R. K. Nath, Autocommuting probability of a finite group, submitted for publication.

(23)   P. Dutta, J. Dutta and R. K. Nath, On Laplacian spectrum of non-commuting graph of finite groups, submitted for publication.

(22)   R. K. Nath, On asymptotic commutativity degree of finite groups, submitted for publication.

(21)   P. Dutta and R. K. Nath, A generalization of commuting probability of finite rings, Asian-European Journal of Mathematics, DOI: 10.1142/S1793557118500237.

(20)   J. Dutta and R. K. Nath, On super integral groups, submitted for publication.

(19)   S. K. Prajapati and R. K. Nath, On Generalized Commutator, submitted for publication.

(18)   J. Dutta, D. K. Basnet and R. K. Nath, On generalized non-commuting graph of a finite ring, submitted for publication.

(17)   J. Dutta and R. K. Nath, Spectrum and genus of commuting graphs of some classes of finite rings, submitted for publication.

(16)   J. Dutta, D. K. Basnet and R. K. Nath, Characterizing some rings of finite order, submitted for publication.

(15)   J. Dutta and R. K. Nath, Finite groups whose commuting graphs are integral, Matematicki Vesnik, (2017), http://vesnik.math.rs/inpress/mv2016_082.pdf.

(14)   J. Dutta, D. K. Basnet and R. K. Nath, A note on  n–centralizer finite rings, An. Stiint. Univ. Al. I. Cuza Iasi Mat., (2016), accepted for publication.

(13)   J. Dutta, D. K. Basnet and R. K. Nath, On commuting probability of finite rings, Indagationes Mathematicae, 28 (2017), no. 2, 372–382

(12)   J. Dutta and R. K. Nath, Spectrum of commuting graphs of some classes of finite groups, Matematika, (2016), accepted for publication.

(11)   R. K. Nath and M. K. Yadav, On the probability distribution associated to commutator word map in finite groups, International Journal of Algebra and Computation, 25 (2015), no. 7, 1107–1124.

(10)   R. K. Nath and M. K. Yadav, Some results on relative commutativity degree, Rendiconti del Circolo Mathematico di Palermo, 64 (2015), no. 2, 229–239.

(9)   R. K. Nath, A new class of almost measure preserving maps on finite simple groups, Journal of Algebra and its application 13 (2014), no. 4, 1350142, 5 pp.

(8)   R. K. Nath, Commutativity degree of a class of finite groups and consequences, Bulletin of Australian Mathematical Society, 88 (2013), no. 3, 448–452.

(7)   A. K. Das, R. K. Nath and M. R. Pournaki, A survey on the estimation of commutativity in finite groups, Southeast Asian Bulletin of Mathematics, 37 (2013), no. 2, 161–180.

(6)   A. K. Das and R. K. Nath, A generalization of commutativity degree of finite group, Communications in Algebra, 40 (2012), no. 6, 1974–1981.

(5)   R. K. Nath and A. K. Das, On generalized commutativity degree of a finite group, Rocky Mountain Journal of Mathematics, 41 (2011), no. 6, 1987–2000.

(4)   A. K. Das and R. K. Nath, A characterization of certain finite groups of odd order, Mathematical Proceedings of the Royal Irish Academy, IIIA (2011), no. 2, 69–78.

(3)   R. K. Nath and A. K. Das, On a Lower Bound of Commutativity Degree, Rendiconti del Circolo Mathematico di Palermo, 59 (2010), no. 1, 137–141.

(2)   A. K. Das and R. K. Nath, On generalized relative commutativity degree of a finite group, International Electronic Journal of Algebra, 7 (2010), 140–151.

(1)   A. K. Das and R. K. Nath, On Solutions of a class of equations in a finite group, Communications in Algebra, 37 (2009), no. 11, 3904–3911.

Book Published:
(1) Some new directions in Commutativity Degree of finite groups: Recent Developments, LAP LAMBERT Academic Publishing House, Germany, 2011, ISBN No. 978-3-8465-4657-4.

Selected talks:
(5) A series of four lectures on group theory delivered in the Instructional school 2013 on Group Theory and Linear Algebra, December 17 to 20, 2013, Centre for Applied Mathematics, Central University of Jharkhand, Ranchi.

(4) Commuting probability on finite groups delivered in Department of Mathematics, D.H.S.K. College, Dibrugarh on September 21, 2013.

(3) On generalized commutativity degree of finite groups delivered in the International Conference on Group Theory and Lie Theory, March 19 to 21, 2012, Harish-Chandra Research Institute, Allahabad.

(2) On commutativity degree of finite groups delivered in the Workshop on Algebra and Number Theory, December 22 to 26, 2010, Tezpur University.

(1) Commutativity degree, its generalizations, and classification of finite groups delivered in the International Conference on Groups, Actions and Computations, September 10 to 12, 2010, Harish-Chandra Research Institute, Allahabad.

Conference/ School/ Workshop Attended:

(20) National Seminar on Science and Technology for Human Welfare, Held at IASST, Guwahati, organized by IASST, Guwahati on February 27, 2017.

(19) National Conference on Advances in Mathematical Sciences, held at Gauhati University, organized by Department of Mathematics, Gauhati University from December 22 to 23, 2016.

(18) National Conference on Mathematics and its Applications, held at Cotton College, organized by the Department of Mathematics, Cotton College and Cotton College State University from October 21 to 22, 2016.

(17) School on Analysis and Topology, held at ISI North East Centre, organized by ISI North East Centre and Tezpur University from February 22 to March 04, 2016.

(16) WHS791x: Technical Communication for Scientists and Engineers, held at Tezpur University, organised by IIT BombayX from October 08 to November 18, 2015.

(15) International Conference on Group Theory and Lie Theory, held at Harish-Chandra Research Institute, Allahabad, organized by Harish-Chandra Research Institute from March 19 to 21, 2012.

(14) Workshop on Analysis, held at Tezpur University, organized by Indian Statistical Institute, Kolkata, and Department of Mathematical Sciences, Tezpur University, January 3 to 9, 2011.

(13) Advanced Training in Mathematics School on Workshop in Group Theory held at Indian Institute of Science Education and Research Mohali. Organized by National Board of Higher Mathematics, India, from 16th May to 21st May, 2011.

(12) International Conference on Group, Action and Computations held at Harish-Chandra Research Institute, Allahabad, organized by International centre for theoretical sciences, Mumbai, from September 10 to 12, 2010.

(11) Professional Enrichment Programme: Interactive Teaching held at Don Bosco College of Engineering and Technology, organized by Assam Don Bosco University, Guwahati, from September 3 to 4, 2010.

(10) UGC-SAP workshop on Algebra, Algebraic Topology and related topics, held at North-Eastern Hill University, Meghalaya, organized by Dept. of Mathematics, NEHU, Meghalaya, from March 15 to 20, 2010.

(9) National Conference on Recent Trends in Mathematics and its Applications, held at Gauhati University, organized by Assam Science Society and Gauhati University, Assam, India, from September 12 to 13, 2009.

(8) Advanced Instructional School in Mathematics on COMBINATORICS & GRAPH THOERY (AIS-CGT), held at Bhaskaracharya Pratishthana, Pune, India. Organized by National Board of Higher Mathematics, India, from 8 May to 4 June, 2009.

(7) Short term visits: Tata Institute of Fundamental Research (TIFR, Mumbai), from June 4 to 12, 2009.

(6) 96th Indian science Congress, held at North-Eastern Hill University, Meghalaya, India. Organized by The Indian Science Congress Association, from January 3 to 7, 2009.

(5) International Workshop and Conference on Surface Mapping Class Groups and Related Topics, held at North-Eastern Hill University, Meghalaya, India. Organized by Department of Mathematics, North-Eastern Hill University, Meghalaya, India, from June 16 to 28, 2008.

(4) CMFT Workshop, 2008, held at Don Bosco Institute, Guwahati, India. Organized by CMFT, Germany, from January 3 to 10, 2008.

(3) Advanced Instructional School in Mathematics on ALGEBRAIC AND ANALYTIC NUMBER THEORY, held at Harish-Chandra Research Institute, Allahabad, India. Organized by National Board of Higher Mathematics, India, from December 3 to 28, 2007.

(2) North-East School on Computational Geometry, held at St. Anthony's College, Meghalaya, India. Organized by Advanced computing & Microelectronics Unit, Indian Statistical Institute, Kolkata, and Department of Computer Science, St. Anthony's College, Meghalaya, India, from November 1 to 3, 2007.

(1) Symposium on Some Recent Advances in Mathematics, held at North-Eastern Hill University, Meghalaya, India. Organized by Department of Mathematics, North-Eastern Hill University, Meghalaya, India, from April 4 to 5, 2007.

Papers Presented:

(6) Spectral aspects of commuting graphs of n-centralizer finite groups, presented in the National Seminar on Science and Technology for Human Welfare, Held at IASST, Guwahati, organized by IASST, Guwahati on February 27, 2017.

(5) On super integral rings, presented in the National Conference on Advances in Mathematical Sciences, held at Gauhati University, organized by Department of Mathematics, Gauhati University from December 22 to 23, 2016.

(4) On a problem posed by Paul Lescot, presented in the National Conference on Mathematics and its Applications, held at Cotton College, organized by the Department of Mathematics, Cotton College and Cotton College State University from October 21 to 22, 2016.

(3) On a lower bound of commutativity degree , presented in the UGC-SAP Workshop on Algebra, Algebraic Topology and Related topics, held at North-Eastern Hill University, Meghalaya, organized by the Department of Mathematics, North-Eastern Hill University, Meghalaya, from March 15 to 20, 2010

(2) Some generalizations of commutativity degree and classifications of finite groups, presented in the National Conference on Recent Trends in Mathematics and its Applications, held at Gauhati University, organized by Assam Science Society and Gauhati University, Assam, India, during September 12 to 13, 2009

(1) Certain generalizations of commutativity degree of finite groups, presented in the 96th Indian science Congress, held at North-Eastern Hill University, Meghalaya, India. Organized by The Indian Science Congress Association, during January 3 to 7, 2009.

Reviewing experience:
Worked as a referee of following journals:

3. Journal of Group Theory.
2. Ars Combinatoria, a Canadian Journal of Combinatorics.
1. Graph and Combinatorics

Awards and achievements:
(4) Biographical profile published in Marquis Who's Who in the world 2013 (30th Pearl Anniversary Edition)

(3) Post Doctoral Fellowship at Harish-Chandra Research Institute, Allahabad for the year 2011.

(2) Certificate of Appreciation by Government of India, Ministry of Human Resource Development to witness the Republic Day Parade, 2007 from the Prime Minister's Box at Rajpath, New Delhi as a guest of hon'ble Prime Minister of India.

(1) Gold Medal for securing the first position in M. Sc.(Mathematics), Tezpur University in the year 2006.