%0 Journal Article
%T A combinatorial approach to rational exponential groups
%A M. Shahryari
%J Mathematics
%D 2013
%I arXiv
%X We give a suitable definition of the concept of rational complex and prove that every rational exponential group is the fundamental group of some such a complex. In this framework, we prove that the variety of rational exponential groups is a Schreier variety.
%U http://arxiv.org/abs/1308.3452v4