%0 Journal Article
%T Finiteness of minimal modular symbols for SL(n)
%A Paul E. Gunnells
%J Mathematics
%D 1998
%I arXiv
%X Let K be a number field with ring of integers O, and let G be a finite-index subgroup of SL(n,O). Using a classical construction from the geometry of numbers and the theory of modular symbols, we exhibit a finite spanning set for the highest nonvanishing rational cohomology group of G.
%U http://arxiv.org/abs/math/9809166v2