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Weekly e-seminar on "Graphs, Matrices and Applications"

We are meeting on every Friday at 4pm. We are maintaing a google group for the participants. Please write to me at rajeshkannan1.m@gmail.com, if you interested in joining the group.

List of confirmed speakers

To be updated!

  1. A. Anuradha, SRM Institute of Science and Technology, Chennai.
  2. Fouzul Atik, SRM University AP.
  3. Arvind Ayyer, IISc Bengaluru.
  4. R. Balakrishnan, Bharathidasan University, Tiruchirappalli .
  5. Anirban Banarjee, IISER Kolkata.
  6. Ravindra B. Bapat, ISI Delhi.
  7. Sasmita Barik, IIT Bhubaneswar.
  8. Mushtaq Ahmad Bhat, NIT Srinagar.
  9. Amitava Bhattacharya, TIFR Mumbai.
  10. Sriparna Chattopadhyay, NIFFT Ranchi.
  11. Chithra A V, NIT Calicut.
  12. Projesh Nath Choudhury, IISc Bengaluru.
  13. Joyentanuj Das , IISER, Thiruvananthapuram.
  14. Shubhabrata Das , Presidency University, Kolkata.
  15. Hiranya kishore Dey , IIT Bombay.
  16. Suresh Elumalai, SRM University, Chennai.
  17. M. Gayathri, Karpagam Academy of Higher Education, Coimbatore.
  18. Indulal Gopal, St Aloysius College, Edathua.
  19. Shivani Goel, IIT Madras.
  20. Muddappa Seetharama Gowda, University of Maryland, Baltimore County.
  21. Shahul Hameed K, Government Brennen College, Thalassery.
  22. Germina K. A., Central University of Kerala,Kasaragod.
  23. Rakesh Jana, IIT Guwahati.
  24. Debajit Kalita, Tezpur University.
  25. Subrahmanyam Kalyanasundaram , IIT Hyderabad.
  26. M. Rajesh Kannan, IIT Kharagpur.
  27. Apoorva Khare, IISc Bengaluru.
  28. R. Raj Kumar, Gandhigram Rural Institute Deemed University, Dindigul.
  29. Aparna Lakshmanan, Cochin University of Science and Technology (CUSAT).
  30. Iswar Mahato, IIT Kharagpur.
  31. Madhusudan Manjunath, IIT Bombay.
  32. Ranjit Mehatari, NIT Rouarkela.
  33. Sumit Mohanty, IISER Thiruvananthapuram.
  34. Mukesh Kumar Nagar, IIT Kanpur.
  35. Praneeth Netrapalli, Microsoft Research India.
  36. Hiranmoy Pal, NIT Rourkela.
  37. Ramesh Prasad Panda, NISER Bhubaneswar.
  38. Swarup Panda, IIT Khragpur.
  39. Pratima Panigrahi, IIT Khragpur.
  40. Samiron Parui, IISER Kolkata.
  41. Kamal Lochan Patra, NISER Bhubaneswar.
  42. Somnath Paul, Tezpur University.
  43. B R Rakshith , Vidyavardhaka College of Engineering, Mysuru.
  44. H. S. Ramane , Karnatak University, Dharwad.
  45. Sonu Rani, IIT Bhubaneswar.
  46. Bilal A. Rather, University of Kashmir.
  47. A. Satyanarayana Reddy, Shiv Nadar University.
  48. Jyoti Prakash Saha, IISER Bhopal.
  49. Gopinath Sahoo, Indian Statistical Institute, Delhi Centre.
  50. Aniruddha Samanta, IIT Kharagpur.
  51. M. Saravanan, Government Arts and Science College, Sattur.
  52. Amitesh Sarkar, IISER Kolkata.
  53. Deepak Sarma, Assam Agricultural University, Jorhat.
  54. Ranveer Singh, IIT Indore.
  55. Deepa Sinha, South Asian University, New Delhi.
  56. Kaneenika Sinha, IISER Pune.
  57. Sivaramakrishnan Sivasubramanian, IIT Bombay.
  58. Aditya T Siripuram, IIT Hyderabad.
  59. Anu Varghese, Bishop Chulaparambil Memorial College(BCM College), Kottayam.
  60. Yadu Vasudev, IIT Madras.
  61. S Venkitesh , IIT Bombay.
  62. Ambat Vijayakumar , Cochin University of Science and Technology (CUSAT).

Schedule

To be updated!

DateSpeakerTitle
24/07/2020 Fouzul AtikOn equitable partition of matrices and its applications   Abstract  Slides  Video
31/07/2020 Sivaramakrishnan SivasubramanianLaplacian Immanantal polynomials of Trees  Abstract   Slides  Video
07/08/2020 Gopinath SahooComplex adjacency spectra of (multi)digraphs  Abstract  Slides  Video
14/08/2020 Ranjit MehatariEigenvalue bounds for some classes of matrices associated with graphs  Abstract  Slides  Video
21/08/2020 Rajesh Kannan Adjacency matrices of complex unit gain graphs  Abstract  Slides  Video
04/09/2020 Sumit Mohanty Distance Matrix of a Multi-block Graph: Determinant and Inverse  Abstract  Slides  Video
11/09/2020 Kamal Lochan Patra Characteristic center of a tree  Abstract  Slides  Video
18/09/2020 Amitava Bhattacharya Existence questions in discrete mathematics  Abstract  Slides  Video
25/09/2020 Debajit Kalita Inverses of non-bipartite unicyclic graphs  Abstract  Slides  Video
02/10/2020 Sasmita Barik Graphs with simply structured eigenvectors  Abstract  Slides  Video
09/10/2020 A. Satyanarayana Reddy Adjacency algebra of a graph  Abstract  Slides  Video
16/10/2020 Praneeth Netrapalli Matrix factorization: applications and algorithms  Abstract  Slides  Video
23/10/2020 Indulal Distance Equienergetic graphs  Abstract  Slides  Video
30/10/2020 Anu Varghese Distance Spectra and Energy of Graphs  Abstract  Slides  Video
06/11/2020 Germina K. A. Signed distance matrices in signed graphs  Abstract  Slides  Video
20/11/2020 Apoorva Khare The critical exponent of a graph  Abstract  Slides  Video
04/12/2020 Madhusudan Manjunath Poincar\'e Series of Divisors on Graphs  Abstract  Slides  Video
11/12/2020 Jyoti Prakash Saha Spectrum of Cayley sum graphs  Abstract  Slides  Video
25/12/2020 Ranveer Singh Expander Graphs and Ramanujan Graphs  Abstract  Slides  Video
08/01/2021 Shivani Goel Resistance distance in directed cactus graphs and all minors matrix tree theorem  Abstract  Slides  Video
15/01/2021 Ravindra B Bapat Convex and quasiconvex functions on trees  Abstract  Slides  Video
22/01/2021 Aniruddha Samanta On the multiplicity of Aα--eigenvalues for T-gain graphs Abstract  Slides  Video
29/01/2021 Iswar Mahato On the eccentricity matrices of graphs  Abstract  Slides  Video
05/02/2021 Joyentanuj Das On the spectral radius of bi-block graphs with given independence number α  Abstract  Slides  Video
12/02/2021 Hiranya kishore Dey On the connectivity of enhanced power graphs of finite groups Abstract  Slides  Video
19/02/2021 Shubhabrata Das Expanders: Constructions and Applications - I Abstract  Slides  Video
26/02/2021 Shubhabrata Das Expanders: Constructions and Applications - II Abstract  Slides  Video
12/03/2021 Bilal A. Rather On sum of first k largest Laplacian (signless) eigenvalues of graphs  Abstract  Slides  Video
02/04/2021 Mukesh Kumar Nagar Immanants and Extended GTS Operation on Bipartite Graphs  Abstract  Slides  Video
09/04/2021 Ambat Vijayakumar The Median Problem in Graphs  Abstract  Slides  Video
23/04/2021 S. VenkiteshOn improved lower bounds for multicolor diagonal Ramsey numbers  Abstract  Slides  Video
30/04/2021 Mushtaq Ahmad Bhat Energy of signed graphs  Abstract  Slides  Video
14/05/2021 Santanu Mandal Seidel Spectrum of Threshold Graphs Abstract  Slides  Video
04/06/2021 Hiranmoy Pal Quantum State Transfer on Non-Complete Extended P-Sum ofthe Path on Three Vertices  Abstract  Slides  Video
18/06/2021 Arvind Ayyer Toppleable permutations, acyclic orientations and excedances  Abstract  Slides  Video
25/06/2021 Sonu Rani Some results on the smallest positive eigenvalue oftrees  Abstract  Slides  Video
02/07/2021 Deepak Sarma Distance Pareto eigenvalue of a graph  Abstract  Slides  Video
09/07/2021 Aparna Lakshmanan On Leech Trees and Some Related Concepts  Abstract  Slides  Video
16/07/2021 Somnath Paul A note on integral Graphs  Abstract  Slides  Video
13/08/2021 M. Saravanan A generalization of Fiedler's lemma and the spectra of H-join of graphs  Abstract  Slides  Video
20/08/2021 Seetharama Gowda An introduction to Fan-Theobald-von Neumann systems  Abstract  Slides  Video
27/08/2021 Rakshith B R Graphs Determined By Their Spectra  Abstract  Slides  Video
03/09/2021 H. S. Ramane Energy of graphs  Abstract  Slides  Video
10/09/2021 Suresh Elumalai On the Merrifield-Simmons index of graphs  Abstract  Slides  Video
17/09/2021 Kaneenika Sinha Eigenvalue statistics for random regular graphs  Abstract  Slides  Video
01/10/2021 Swarup Panda Inverses of graphs and reciprocal eigenvalue properties Abstract  Slides  Video
15/10/2021 R. Rajkumar M-join of graphs and its spectra Abstract  Slides  Video
22/10/2021 Chithra A V Normalized Laplacian spectra of central vertex join and central edge join of two regular graphs  Abstract  Slides  Video
29/10/2021 Deepa Sinha Spectral analysis of t-path signed graphs Abstract  Slides  Video
12/11/2021 Subrahmanyam Kalyanasundaram The Sensitivity Conjecture and its Resolution Abstract  Slides  Video
19/11/2021 M. Gayathri Spectra of some partitioned matrices Abstract  Slides  Video
26/11/2021 Amitesh Sarkar Join of hypergraphs and their spectra Abstract  Slides  Video
03/12/2021 Moumanti Podder Some combinatorial games on rooted multi-type Galton-Watson trees  Abstract  Slides  Video
10/12/2021 Projesh Nath Choudhury Blowup-polynomials of graphs Abstract  Slides  Video