Affiliation: | Department of Mathematical Sciences, Clemson University, Clemson, South Carolina 29634-0975 ; Department of Mathematics, North Carolina State University, Raleigh, North Carolina 27695 ; Department of Mathematical Sciences, Clemson University, Clemson, South Carolina 29634-0975 ; Applied Mathematics and Statistics, The Johns Hopkins University, G.W.C. Whiting School of Engineering, 302 Whitehead Hall, 3400 North Charles Street, Baltimore, Maryland 21218-2682 ; Department of Electrical and Computer Engineering, Clemson University, Clemson, South Carolina 29634 |