%0 Journal Article %T Ax-Schanuel for the j-function %A Jonathan Pila %A Jacob Tsimerman %J Mathematics %D 2014 %I arXiv %X In this paper we prove a functional transcendence statement for the j-function which is an analogue of the Ax-Schanuel theorem for the exponential function. It asserts, roughly, that atypical algebraic relations among functions and their compositions with the j-function are governed by modular relations. %U http://arxiv.org/abs/1412.8255v2