Himalaya Senapati

Equity Derivative Quant, HSBC
Visiting Faculty, Chennai Mathematical Institute (CMI)

Nonlinear dynamics and chaos · Dynamical systems · Non-Euclidean geometry · Mathematical finance

Publications

Journal Articles

  • Quantum three-rotor problem in the identity representation, G. S. Krishnaswami and H. Senapati, Phys. Rev. E, 111 (1), 014221 (2025). [DOI]
  • Ergodicity, mixing and recurrence in the three rotor problem, G. S. Krishnaswami and H. Senapati, Chaos 30 (4), 043112 (2020) (Editor's pick). [DOI]
  • Classical three rotor problem: periodic solutions, stability and chaos, G. S. Krishnaswami and H. Senapati, Chaos 29 (12), 123121 (2019) (Editor's pick, Featured article). [DOI]
  • Curvature and geodesic instabilities in a geometrical approach to the planar three-body problem, G. S. Krishnaswami and H. Senapati, J. Math. Phys. 57, 102901 (2016) (Featured Article). [DOI]

Expository Articles

  • An introduction to the classical three-body problem: From periodic solutions to instabilities and chaos, G. S. Krishnaswami and H. Senapati, Resonance 24, 87–114 (2019). [DOI]

Book Chapters

  • Three chapters in Eighteen Essays in Non-Euclidean Geometry, Eds. V. Alberge and A. Papadopoulos, European Mathematical Society Publishing House, Zurich (2019): [DOI]
    • On a theorem of Lambert: Medians in spherical and hyperbolic geometries, pp. 57–65.
    • Inscribing a triangle in a circle in spherical geometry, pp. 67–79.
    • Monotonicity in spherical and hyperbolic triangles, pp. 81–91.

Talks

  • RTQF 2026 (IISc Bangalore): A new approach for the pricing of share buyback contracts (Feb 2026).
  • Invited talks on quantitative finance: Introduction to quantitative finance: theory, pricing, and career opportunities, and related topics:
    • IIT Bombay (Mar 2026)
    • IIT Gandhinagar (Jan 2026)
    • Erdős Institute (Sep 2025)
    • IMSc (Aug 2025)
    • IISc Bangalore (Mar 2025) (video)
    • TIFR Mumbai (Jan 2024)
  • Conference on Nonlinear Systems and Dynamics (CNSD): Poster presentation on Ergodicity, mixing and recurrence in the classical three rotor problem at IIT Kanpur (Dec 2019) [Best poster presentation award].
  • IPA Colloquium: Instabilities and chaos in the three rotor problem at BHU Varanasi (Dec 2019).
  • CMI Seminars: Lectures on non-linear time series analysis (Sep 2019) and periodic orbits in the classical three-rotor problem (Jan 2019).