Popa, Alexandru A. Max Planck Institute for Mathematics, Max Planck Society;
Zagier, Don Max Planck Institute for Mathematics, Max Planck Society;
Popa_A combinatorial refinement_oa_2017.pdf (Any fulltext), 123KB
Popa, A. A., & Zagier, D. (2017). A combinatorial refinement of the Kronecker-Hurwitz class number relation. Proceedings of the American Mathematical Society, 145(3), 1003-1008. doi:10.1090/proc/13281.