Funding for this research was provided by:
National Science Foundation (NSF) grant DMS (1515024)
the Office of Naval Research (ONR)’s Young Investigator Program Award.
Article History
Received: 17 May 2018
Accepted: 18 January 2019
First Online: 30 January 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.