Bieri, Lydia
Miao, Shuang
Shahshahani, Sohrab
Wu, Sijue
Funding for this research was provided by:
Division of Mathematical Sciences (1253149)
Division of Mathematical Sciences (1045119)
Division of Mathematical Sciences (1361791)
Division of Mathematical Sciences (0932078000)
Article History
Received: 26 October 2016
Accepted: 9 March 2017
First Online: 19 April 2017