Papers:

  • Bhattacharjee, S., Joardar, S., Roy, S., “Braided quantum symmetries of graph $\textrm{C}^*$-algebras”, arXiv preprint math.OA/2201.09885, 2022.

  • Bhattacharjee, S., Joardar, S., “Equivariant $\textrm{C}^*$-correspondences and compact quantum group actions on Pimsner algebras”, To appear in Canadian Journal of Mathematics, 2024. arXiv.org

  • Anshu, Bhattacharjee, S., Rahaman, A., Roy, S., “Anyonic quantum symmetries of finite spaces”, Lett. Math. Phys., Vol. 113, 2023. arXiv.org

  • Bhattacharjee, S., Joardar, S., Mukhopadhyay, S., “Levi-Civita connections from toral actions”, J. Geom. Phys., Vol. 181, 2022. arXiv.org

  • Bhattacharjee, S., Chirvasitu, A., Goswami, D., “Quantum Galois groups of subfactors”, Internat. J. Math., Vol. 33, 2022. arXiv.org

  • Bhattacharjee, S., Biswas, I., Goswami, D., “Generalized symmetry in noncommutative (complex) geometry”, J. Geom. Phys., Vol. 166, 2021. arXiv.org

  • Bhattacharjee, S., Goswami, D., “Hopf coactions on odd spheres”, J. Algebra, Vol. 539, 2019. arXiv.org

Talks:

  • Equivariant lifting problem for continuous fields of completely positive maps, Operator Algebra Seminar, University of Oslo, Oslo. (September, 2023)

  • Equivariant lifting problem for continuous fields of completely positive maps, Quantum Groups and Noncommutative Geometry in Prague, Charles University, Prague. (September, 2023)

  • (Equivariant) lifting problem for completely positive maps, Indian Statistical Institute, Kolkata. (July, 2023)

  • Actions of compact quantum groups 2, NCG&T Malý Seminar, Prague. (November, 2022)

  • Actions of compact quantum groups 1, NCG&T Malý Seminar, Prague. (November, 2022)

  • An introduction to (braided) quantum groups, Inter IISER-NISER Math meet, Indian Institute of Science Education and Research, Kolkata (June, 2022)

  • Kasparov product and its properties, NCG&T Malý Seminar, Prague. (April, 2022)

  • Braided quantum symmetries of graph $\textrm{C}^*$-algebras, NCG&T Seminar, Prague. (April, 2022)

  • Kasparov modules and constructions, NCG&T Malý Seminar, Prague. (April, 2022)

  • Braided quantum symmetries of graph $\textrm{C}^*$-algebras, Quantum Groups Seminar, Copenhagen. (March, 2022)

  • Quantum groups, Indian Institute of Science Education and Research, Kolkata. (February, 2020)

  • Hopf algebroids in noncommutative geometry, Noncommutative Geometry and Its Applications @ NISER, National Institute of Science Education and Research, Bhubaneshwar. (January, 2020)

  • Generalized symmetry in noncommutative complex geometry, Quantum flag manifolds, Charles University, Prague. (September, 2019)

  • Hopf algebroids, Graduate seminar, Indian Statistical Institute, Kolkata. (April, 2019)

  • Quantum symmetry, Graduate seminar, Indian Statistical Institute, Kolkata. (April, 2018)

  • Hopf coactions on commutative algebras, Graduate seminar, Indian Statistical Institute, Kolkata. (March, 2017)

  • Algebraic groups and Hopf algebras, Graduate seminar, Indian Statistical Institute, Kolkata. (September, 2016)

  • Infinite Galois theory, Graduate seminar, Indian Statistical Institute, Kolkata. (January, 2016)

Events: