Alexandru A. Popa

Institute of Mathematics "Simion Stoilow"
of the Romanian Academy
Office: 810


Central values of Rankin L-series over real quadratic fields Download pdf.
Compositio Math. 142 (2006), 811-866, doi:10.1112/S0010437X06002259
Whittaker newforms for archimedean representations of GL(2)
J. of Number Theory 128/6 (2008), 1637-1645, doi:10.1016/j.jnt.2007.06.005
Rational decomposition of modular forms
Ramanujan J. 26/3 (2011), 419-435, doi:10.1007/s11139-011-9301-6
Pair correlation of angles between reciprocal geodesics on the modular surface
(with F.P. Boca, V. Pasol, A. Zaharescu)
Algebra and Number Theory, 8-4 (2014), 999-1035, doi: 10.2140/ant.2014.8.999
Modular forms and period polynomials
(with V. Pasol)
Proc. Lond. Math. Soc. 107/4 (2013), 713-743, doi:10.1112/plms/pdt003
On the Petersson scalar product of arbitrary modular forms
(with V. Pasol)
Proc. Amer. Math. Soc. 142 (2014), 753-760, doi:10.1090/S0002-9939-2013-11815-0
An algebraic property of Hecke operators and two indefinite theta series
(with V. Pasol)
Forum Math. 27/2 (2015), 915-928, doi:10.1515/forum-2012-0114
Pair correlation of hyperbolic lattice angles
(with F.P. Boca, A. Zaharescu)
Int. J. Number Theory 10/8 (2014), 1955-1989, doi:10.1142/S1793042114500651
A combinatorial refinement of the Kronecker-Hurwitz class number relation
(with D. Zagier)
Proc. Amer. Math. Soc. 145/3 (2017), 1003-1008, doi:10.1090/proc/13281
On the trace formula for Hecke operators on congruence subgroups
Proc. Amer. Math. Soc., Early view, doi:10.1090/proc/13896



A generalization of Ramanujan's congruence to modular forms of prime level
(with R. Gaba)
On the trace formula for Hecke operators on congruence subgroups, II
A simple proof of the Eichler-Selberg trace formula
(with D. Zagier)


Conferences organized

Automorphic forms and L-functions, section of the Joint International Meeting of the German and Romanian Mathematical Societies, Constanta, September 16-19, 2017

Fifth Bucharest Number Theory Day, July 10-11, 2017

Workshop on modular forms and Galois representations, August 22-23, 2016

Fourth Bucharest Number Theory Day, July 19, 2016

Third Bucharest Number Theory Day, August 3rd, 2015

Second Bucharest Number Theory Day, July 22nd, 2014

Bucharest Number Theory Day, July 16th, 2013

Workshop on "Automorphic forms and L-functions", June 6-8, 2012