Buium, Alexandru Max Planck Institute for Mathematics, Max Planck Society;
Barrett_Curvature_oa_2016.pdf (Any fulltext), 249KB
Barrett, M., & Buium, A. (2016). Curvature on the integers, I. Journal of Number Theory, 167, 481-508. doi:10.1016/j.jnt.2016.03.014.