About this article
Published Online: Jan 30, 2018
Page range: 11 - 24
Received: Nov 01, 2015
Accepted: Oct 10, 2016
DOI: https://doi.org/10.1515/udt-2017-0012
Keywords
© 2018
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.
White, Christopher J.
School of Mathematics University of Bristol,Bristol, UK