Contact Information
449 Altgeld Hall, MC-382
1409 W. Green Street
Urbana, IL 61801
Research Areas
Research Description
Number theory
Education
PhD, Princeton University, 1995
Awards and Honors
Fellow, American Mathematical Society, 2017
Associate, Center for Advanced Study, University of Illinois, 2004-05; 2013-14
LAS Dean's Awards for Excellence in Undergraduate Teaching, 2010
Additional Campus Affiliations
Professor, Mathematics
External Links
Recent Publications
Nastasescu, M., Robles, N., Stoica, B., & Zaharescu, A. (2025). The Riemann zeta function and exact exponential sum identities of divisor functions. Journal of Mathematical Analysis and Applications, 542(2), Article 128827. https://doi.org/10.1016/j.jmaa.2024.128827
Anderson, J., Cobeli, C., & Zaharescu, A. (2024). Counterintuitive Patterns on Angles and Distances Between Lattice Points in High Dimensional Hypercubes. Results in Mathematics, 79(2), Article 94. https://doi.org/10.1007/s00025-024-02126-2
Anderson, J., Boca, F. P., Cobeli, C., & Zaharescu, A. (2024). Distribution of angles to lattice points seen from a fast moving observer. Research in Number Theory, 10(3), Article 62. https://doi.org/10.1007/s40993-024-00548-z
Basak, D., Nath, K., & Zaharescu, A. (2024). Poisson Behavior for Chains of Small Quadratic Non-Residues. International Mathematics Research Notices, 2024(4), 3356-3390. Article rnad168. https://doi.org/10.1093/imrn/rnad168
Berndt, B. C., Kim, S., & Zaharescu, A. (2024). Finite trigonometric sums arising from Ramanujan’s theta functions. Ramanujan Journal, 63(3), 673-685. https://doi.org/10.1007/s11139-023-00778-2