Published Online: 2016-10-13
Published in Print: 2016-11-01
Funding Source: National Science Foundation
Award identifier / Grant number: DMS-1444340
I gratefully acknowledge partial support from NSF grant DMS-1444340 and the hospitality of the Mathematical Institute, Oxford during the writing of this article.
Citation Information: Groups Complexity Cryptology. Volume 8, Issue 2, Pages 163–170, ISSN (Online) 1869-6104, ISSN (Print) 1867-1144, DOI: https://doi.org/10.1515/gcc-2016-0015, October 2016