Jonathan Pakianathan


Professor of Mathematics

Ph.D. in Mathematics, Princeton University, 1997.

B.S. in Mathematics and Physics, Caltech, 1992.

809 Hylan Hall
(585) 275-2216

jonathan dot pakianathan at rochester period ed u

Office Hours in Hylan 809:
MATH240H: Wednesday 1:55-3PM and Thursday 11AM-noon.

Awards/Lectureships/Special Positions

  • Goergen Award for Excellence in Undergraduate Teaching, 2014.
  • Director of Graduate Studies, U. Rochester math department, 2014-2020.
  • Director of Undergraduate Studies, U. Rochester math department, 2003-2010.
  • Visiting Assistant Professor, U. Rochester, 2000-2003.
  • Visiting Assistant Professor, U.Wisc.-Madison, 1997-2000.
  • Sloan Foundation Doctoral Dissertation Fellowship, 1996.
  • H. J. Ryser Scholarship, Caltech 1991.
  • U. S. Air Force Mathematics and Science Award, 1988.


  • NSA Mathematical Sciences Grant H98230-15-1-0319 (joint with A. Iosevich) for period 2016-2017, (Grant total $55,000 each year).

Research Overview

Algebraic topology, cohomology of groups and Lie Algebras. I am currently very interested in applications of topology and algebra in areas of discrete geometry and work intensively with Alex Iosevich and his students.

Graduate Students Past and Present

  • Donovan Snyder (currently coadvised with Sarada Rajeev in physics)
  • Charlotte Aten, Ph.D. 2022 (currently at University of Denver).
  • Charles Brittenham, Ph.D. 2022 (currently at Colgate University).
  • Semin Yoo, Ph.D. 2021 (currently at Korean Institute for Advanced Study).
  • Jacob Lichtinger, Ph.D. 2020 (currently at NIST).
  • Erin Brown-Crossen, Ph.D. 2020 (currently at Niagara University), coadvised with S. Mkrtchyan.
  • Yesim Demiroglu-Karabulut, Ph.D. 2018 (currently at UCLA), coadvised with D. Covert.
  • Brendan Murphy, Ph.D. 2016 (currently at Heilbronn Institute), coadvised with A. Iosevich.
  • Dillon Ethier, Ph.D. 2016, coadvised with A. Iosevich.
  • Patrick Papadopulos, Ph.D. 2016, coadvised with F. Cohen.
  • Mike Bennett, Ph.D. 2015, coadvised with A. Iosevich.
  • Esen Aksoy, Ph.D. 2014, coadvised with A. Iosevich.

Some past courses taught

Selected Publications