Address
Department of Mathematics
Harvard University
Cambridge, MA 02138
Nathan Chen Curriculum Vitae
Contact
Employment
Harvard University
2021 – present
NSF postdoctoral research fellow and lecturer
Sponsoring scientist: Mihnea Popa
Columbia University
2022 – 2024
NSF postdoctoral research fellow and J. F. Ritt assistant professor
Education
Stony Brook University
2016 – 2021
Ph.D. in Mathematics
Advisor: Robert Lazarsfeld
University of California San Diego
2013 – 2016
B.S. in Mathematics with Honors, Summa Cum Laude
Awards & Honors
Recognition
- Junior Faculty Recognition Award for Excellence in Teaching (2023 – 2024)
Columbia University - NSF Mathematical Sciences Postdoctoral Research Fellowship (2021 – 2025)
Invited Talks & Presentations
Conferences
- Algebraic Geometry Northeastern Series (AGNES)
Upcoming at Dartmouth College, November 2024 - Thematic Program on Rationality and Hyperbolicity
University of Notre Dame, June 2023 - Higher Dimensional Geometry
Simons Foundation Conference, May 2023 - Birational Complexity of Algebraic Varieties
Stony Brook University, December 2022 - AMS-EMS-SMF Joint Congress of Mathematics
Special session on algebraic geometry, Université Grenoble Alpes, July 2022
Service & Leadership
Organizational
- Co-organizer (with Bianca Viray) for an AIM workshop, March 2024
- Co-organizer for the Columbia algebraic geometry seminar, 2023 – 2024
- Co-organizer for the Harvard-MIT algebraic geometry seminar, 2021 – 2022
- Graduate student representative, Stony Brook math department, 2019 – 2021
- Co-organizer for graduate student seminars, 2018 – 2020
Publications & Preprints
Recent Work
- (with L. Esser) Group actions and irrationality in surface families, in preparation.
- (with B. Church, J. Zhao) Curves on complete intersections and measures of irrationality (with an appendix by Mohan Swaminathan), preprint, arXiv:2406.12101 (2024).
- (with B. Church, L. Ji, D. Stapleton) The fibering genus of Fano hypersurfaces, preprint, arXiv:2308.12401 (2023).
- (with B. Church, F. Hao) Nowhere vanishing holomorphic one-forms and fibrations over abelian varieties, preprint, arXiv:2306.15064 (2023).
- (with L. Ji, D. Stapleton) Fano hypersurfaces with no finite order birational automorphisms, preprint, arXiv:2208.07396 (2022).
- (with O. Martin) Rational maps from products of curves to surfaces with pg = q = 0, Math. Z. 304 (2023), no. 4, 14pp.
- Multiplicative bounds for measures of irrationality on complete intersections, Alg. Geom. 5 (2024), 737 – 756.
- (with D. Stapleton) Higher index Fano varieties with finitely many birational automorphisms, Compos. Math. 158 (2022), 2033 – 2045.
- (with D. Stapleton) Rational endomorphisms of Fano hypersurfaces, Selecta Math. (N.S.) 30 (2024), 16pp.
- (with F. Greer, R. Yang) Nodal elliptic curves on K3 surfaces, Math. Annalen. 386 (2023), 2349 – 2370.
- (with D. Stapleton) Fano hypersurfaces with arbitrarily large degrees of irrationality, Forum of Math. Sigma 8 (2020), e.24, 12pp.
- Degree of irrationality of very general abelian surfaces, Algebra Number Theory 13 (2019), 2191 – 2198.