Curriculum Vitae
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CURRICULUM VITAE NAME PRATIMA PANIGRAHI AFFILIATION Professor Department of Mathematics Indian Institute of Technology, Kharagpur Kharagpur 721302, West Bengal, INDIA RESEARCH AREA Combinatorics and Graph Theory EDUCATION Ph.D., Indian Statistical Institute (Bangalore Center)Thesis Supervisor: Prof. Bhaskar Bagchi, Thesis Title: On the geometrisabilty∎ of some strongly regular graphs related to polar spaces. M.Sc. Mathematics (Sambalpur University), First class (First rank), (Gold medallist) ∎ B.Sc. Mathematics Hons. (Sambalpur University, G.M.College Sambalpur), First class (Third Rank) ∎ Intermediate Science (I.Sc.) (Sambalpur University, Womens’ College Sambalpur), First Class ∎ Matriculation (BSE Orissa, Dunguri Pali High School), First Class ∎ FELLOWSHIP NBHM Post-Doctoral Research Fellowship NBHM Doctoral Research Fellowship ∎ Merit Scholarship for securing Third Rank in B.Sc. ∎ ∎ EXPERIENCE Organization Designation From To Nature of Experience Indian Institute of Professor 15.3.2018 Till date Teaching and Technology research Kharagpur Indian Institute of Associate 04.5.2010 14.3.2018 Teaching and Technology Professor research Kharagpur Indian Institute of Assistant 14.6.2002 03.5.2010 Teaching and Technology Professor research Kharagpur Postdoctoral 24.7.1998 13.6.2002 Teaching and fellow(NBHM) research Indian Institute of Technology Kharagpur Ph. D. STUDENTS 1. Dr. Debdas Mishra (degree awarded, 2008), Thesis Title: Graceful lobsters obtained by applying component moving and joining techniques. 2. Dr. Srinivasa Rao Kola (degree awarded, 2011), Thesis Title: Some results on radio k-coloring of graphs. 3. Dr. Laxman Saha (degree awarded 2013, joint guidance with Prof. P. Kumar) Thesis Title: Theoretic and algorithmic results on radio k- coloring of graphs. 4. Dr. Sriparna Chattopadhy (degree awarded, 2015), Thesis Title: Some graph theoretic and spectral results on power graphs of certain finite groups 5. Dr. Nibedita Mandal (degree awarded, 2017), Thesis Title: Some results on L(2,1)-coloring and irreducible no-hole coloring of graphs. 6. Dr. Fouzul Atik (degree awarded, 2017), Thesis Title: Some results on spectra of distance and distance signless Laplacian matrices of graphs. 7. Dr. Arpita Das (degree awarded, 2019) Thesis Title: Some results on normalized spectrum of graphs. 8. Dr. Priyanka Singh (degree awarded, 2020) Thesis Title: Some results on self-centered graphs and related problems 9. Ms. Aditi Howlader (continuing) 10. Ms. Saraswati Bajaj (continuing) 11. Mr. Aqib Khan (continuing) 12. Mr. Kush Kumar Singh (continuing) PAPERS REVIEWED FOR JOURNALS Discrete Mathematics, Discrete Applied Mathematics, Australian Journal of Combinatorics, Linear Algebra and Its Applications, Linear and Multilinear Algebra, Ars Combinatoria, Electronic Notes on Discrete Mathematics, Mathematica Scientia, Lecture Notes on Computer Science, and many more SUBJECTS TAUGHT Discrete Mathematics, Graph Theory and Algorithms, Engineering Mathematics I, Engineering Mathematics II, Topology, Linear Algebra, Abstract Algebra, Matrix Algebra, Coding Theory, Transform Calculus, Operations Research, Number Theory, Preparatory Mathematics WORKSHOP ORGANISED D S T Sponsored National Workshop on “Some Recent Research Directions in Graph Theory”, In the Department of Mathematics, IIT Kharagpur, during May 26-30, 2008. SELECTED INVITED LECTURES 1. Few Recent Results on Distance Spectra of Distance Regular Graphs, National seminar on “Graph Theory & its Applications” , Sambalpur University, Jyotivihar, Burla, Orissa, India, 27-28, February 2020. 2. An Outline of some Applications of Graph Theory and Laplacian Spectrum of Zero-Divisor Graphs, National Seminar “On Application of Graph Theory to promote interdisciplinary and multidisciplinary research in allied social science, engineering and technology”, Jointly organized by Indian Council of Social Science Research & Department of Mathematics, Sushil Kar College, Ghoshpur, Champahati, South 24 Parganas, West Bengal, April 26-27, 2019 2019 3. Bounds on spectral radius of power graphs of some finite groups, International conference on recent trends in graph theory and combinatorics, held at Cochin University of Science and Technology, April 26-29, 2018. 4. Lower bounds on radio k-chromatic number of graphs, Academy of Discrete Mathematics and Applications Annual workshop, held at Vidyasagar University, March 26-29, 2018. 5. An open problem on Gersgorin Discs of distance matrices of graphs, Visva Bharati Meet on Algebra and its Applications, held at Visva Bharati University, March 23- 25, 2018. 6. On Irreducible no-hole coloring of hypercubes, 83rd Annual Conference of Indian Mathematical Society, Tirupati University, Dec. 12-17, 2017. 7. Some recent results on distance spectra of graphs, Tamkang University, Indo-Taiwan conference, Taiwan,18-21 July, 2017. 8. Developments on distance spectra of distance regular graphs, Alia University, Kolkata, 19-23, Dec, 2016. 9. Spectra of Graphs, Department of Mathematics, University of Calcutta (24-25 Feb. 2016). 10. On graphs associated with algebraic structures, Vyasanagar College, Jajpur Road, Orissa, Annual conference of Orissa Mathematical Society ( Feb. 2015) 11.Some open problems on distance regular graphs ,Jadavpur University, Kolkata (2014) 12. On Radio k-coloring of graphs, Sambaplur University, Annual conference of Orissa Mathematical Society ( 2012) 13.On unit distance strongly regular graphs , Annual Conference of ADMA, V V V College, Virudhunagar, Madurai, Tamilnadu (2012) 14.On Colouring of Graphs , University of Calcutta (2011) 15. m-distance graceful trees , Banaras Hindu University (2011) 16.On Radio k-colorings of powers of cycle ,Cochin University of Science and Technology (2010) 17.Some variations of coloring of graphs ,University of Calcutta, (2009) 18. On some combinatorial problems ,Institute of Mathematics and Applications, Bhubaneswar, (2009) 19. A survey on radio k-coloring of graphs , Kalasalingam University, Krisnankoil, Madurai, Tamilnadu(2008) 20.Partial ordering relations ,Raja Narendralal Khan Womens' College, Midnapore, (2008) 21.Graph Algorithms , NERIST, Nirjuli, Itanagar,(2006) 22. On Radio k-labelling Numbers of Paths , Kalasalingam University, Krishnankoil, Tamilnadu, (2006) List of Publications I. Journal Papers 1. Nibedita Mandal and Pratima Panigrahi: L(2,1)-colorings and Irreducible No- hole Colorings of the Direct Product of Graphs, Discrete Applied Mathematics, Vol 280, 186-200, 2020.(SCI) ELSEVIER. 2. Nibedita Mandal and Pratima Panigrahi: On irreducible no-hole L(2, 1)-coloring of Cartesian product of trees with paths, AKCE International Journal of Graphs and Combinatorics, 2020, //doi https .org/10.1016/j.akcej.2019.12.023 , Taylor and Francis 3. Arpita Das and Pratima Panigrahi: Normalized Laplacian spectrum of some Q- coronas of two regular graphs, Discussiones Mathematicae -General Algebra and Applications, Vol 40, issue 2, 2020 (Scopus, SCImago) 4. Priyanka Singh, Pratima Panigrahi and Aakash Singh: On self-centeredness of generalized Petersen graphs, Lecture notes in computer science, 12016(2020), 141-155. 5. Laxman Saha and Pratima Panigrahi: A new graph radio k-coloring algorithm, Discrete Mathematics, Algorithms and Applications, Vol. 11 (1), 2019 https://doi.org/10.1142/S1793830919500058 (World Scientific, ESCI, SCOPUS) 6. Arpita Das and Pratima Panigrahi, New classes of simultaneous cospectral graphs for adjacency, Laplacian and normalized Laplacian matrices, Kragujevac Journal of Mathematics, 43(2), 303-323, 2019. 7. Fouzul Atik and Pratima Panigrahi : Bounds on maximal and minimal entries of the $p$-normalized principal eigenvector of the distance and distance signless Laplacian matrices of graphs, Graphs and Combinatorics, Vol 34, 1019-1035, 2018. (SCIE) Springer. 8. Fouzul Atik and Pratima Panigrahi : On the distance and distance signless Laplacian eigenvalues of graphs and the smallest Gersgorin disc, The Electronic Journal of Linear Algebra, Vol 34, 191-204, 2018. (SCIMago) International Linear Algebra Society. 9. Sriparna Chattopadhyay, Pratima Panigrahi, Fouzul Atik: Spectral radius of Power graphs on certain finite groups, Indagationes Mathematicae, 29(2) (2018), 730-735. (SCOPUS) ELSEVIER 10. Nibedita Mandal and Pratima Panigrahi: On Irreducible No-hole L(2,1)-Coloring of Edge-multiplicity-paths-replacement graphs, Discussiones Mathematicae Graph Theory, 38(2) (2018), 525-552. (SCIE) 11. Arpita Das and Pratima Panigrahi: Normalized Laplacian Spectrum of Some R-coronas of Two Regular Graphs, Southeast Asian Bulletin of Mathematics, 42(6) (2018), 833-844. 12. Arpita Das and Pratima Panigrahi, Spectra of R-vertex join and R-edge join of two graphs, Discussiones Mathematicae General Algebra and Applications, 38(1), (2018), 19-32.(Scopus) 13. Arpita Das and Pratima Panigrahi, Normalized Laplacian spectrum of some subdivision-joins and R-joins of two regular graphs, AKCE International Journal of Graphs and Combinatorics, 15(3) (2018), 229- 312. (ELSEVIER) 14. Nibedita Mandal and Pratima Panigrahi: On Irreducible No-hole L(2,1)- Coloring of Subdivision of Graphs, Journal of Combinatorial Optimization, 33 (2017),1421-1442. (SCIE) 15. Arpita Das and Pratima Panigrahi: Normalized Laplacian spectrum of some subdivision-coronas of two regular graphs, Linear and Multilinear Algebra, 65(5) (2017), 962– 972. (SCIE) 16. Priyanka Singh and Pratima Panigrahi: Some results on self- centerdness and minimal self –centeredness of power and product graph, Journal of Orissa Mathematical Society, 36 (2017), 81-95.