Dr. Somnath Basu

Academic Background

  1. Ph.D. (Mathematics),State University of New York, Stony Brook, USA, 2011
  2. M.Math (Hons.), Indian Statistical Institute, Bangalore, India, 2005
  3. B.Math (Hons.), Indian Statistical Institute, Bangalore, India, 2003


  1. Associate Professor, IISER Kolkata [September 2019 - present]
  2. Assistant Professor, IISER Kolkata [June 2016 - September 2019]
  3. Assistant Professor at RKM Vivekananda University [July 2014 - May 2016]
  4. Riley Visiting Assistant Professor at SUNY-Binghamton [September 2011 - June 2014]

Awards and Honors

  1. Selected as a laureate of the thematic trimester Symplectic topology, contact topology, and interactions at Henri Poincaré Institute in Paris during April-July 2021.
  2. Invited to Université de Nantes for a visit during May-June 2017 and August-September 2015.

Extramural Grant and Project

  1. Recipient of the SERB-MATRICS grant 2018-2021 This is a 3-year grant awarded for research activities and related travel
  2. Receipient of AMS-Simons Travel Grant, 2013-2015, This is a 2-year grant awared for travel expenses related to research ($2,000 per year).

Workshop Organized

  1. Advanced Instructional School on “Homotopy Theory” Indian Statistical Institute, Kolkata [May 13-25, 2019]
  2. Organizer (with Ritwik Mukherjee & Rukmini De) of the international conference “J-holomorphicCurves and Gromov-Witten Invariants”ICTS, Bangalore [December 25, 2017 - January 4, 2018]
  3. Organizer (with Ritwik Mukherjee) of the Summer School “J-holomorphic Curves and Gromov-Witten Invariants”NISER, Bhubaneswar [July 10-22, 2017]
  4. Organizer (with Goutam Mukherjee) of the ATM Workshop on Algebraic Topology -AlgebraicStructures on ManifoldsIndian Statistical Institute, Kolkata [December 13-22, 2016]

For more details see the CV.

Algebraic Topology

  1. Basu, Somnath and Basu, Samik; Das, Apurba and Mukherjee, Goutam. 2019."Nambu Structures and Associated Bialgebroids." Indian Acad. of Sciences. Proceedings. Mathematical Sciences, 219, 1-36
  2. Basu, Somnath and Basu, Samik. 2019."Homotopy groups of highly connected manifolds via loop space homology." Osaka journal of Mathematics, 56, 417-430
  3. Basu, Somnath and Basu, Samik. 2018."Homotopy groups of highly connected manifolds." Advances in Mathematics, 337, 363-416
  4. Basu, Somnath and Mukherjee, Ritwik. 2016."Enumeration of curves with one singular point." Journal of Geometry & Physics, 104, 175-203
  5. Basu, Somnath and Farrell, Thomas. 2015."Realizing congruence subgroups inside the diffeomorphism group of a product of spheres." Topology & its Applications, 202, 205-215
  6. Basu, Somnath and Basu, Samik. 2015."Homotopy groups and periodic geodesics of closed 4-manifolds." International Journal of Mathematics, 26, 34
  7. Basu, Somnath and Mukherjee, Ritwik. 2015."Enumeration of curves with two singular points." Bulletin des Sciences Mathematiques, 139, 667-735
  8. Basu, Somnath. 2015."Of Sullivan models, Massey products and twisted Pontrjagin products." Journal of Homotopy Theory and Related Structures, 10, 239-273
  9. Basu, Somnath; McGibbon, Jason; Sullivan, Dennis and Sullivan, Michael. 2015."Transverse String Topology and the Cord Algebra." Journal of Symplectic Geometry, 13, 1-16


  • Aritra Bhowmick


  • Sachchidanand Prasad
  • Mukilraj K
  • Sandip Samanta

Project Students

Dr. Somnath BAsu
Department Department-of-Mathematics-Statistics, AAC Building,
Room No. 310,
Indian Institute of Science Education and Research Kolkata
Mohanpur 741246 West Bengal, India
E-mail : somnath.basu@iiserkol.ac.in