Affiliation: | 1. Dipartimento di Ingegneria Elettrica e dell’Informazione, University of L’Aquila, L’Aquila, Italy;2. Department of Electrical and Computer Engineering, Georgia Institute of Technology, Atlanta, USA;1. Dept. of Math, Ben-Gurion University of the Negev, Beer-Sheva 84105, Israel;2. Dept. of Math & Stats, University of Calgary, 2500 University Dr. NW, Calgary, AB, T2N 1N4, Canada;1. Department of Mathematics, Yunnan Normal University, Kunming 650092 Yunnan, PR China;2. Department of Mathematics, Central South University, Changsha, 410083 Hunan, PR China;1. Instituto de Desarrollo Humano, Universidad Nacional de General Sarmiento, J.M. Gutiérrez 1150, 1613 Los Polvorines, Argentina;2. Department of Mathematics, ESFM, Instituto Politécnico Nacional, Unidad Profesional Adolfo López Mateos Edificio 9, 07738 México D.F., Mexico;3. Depto. Matemáticas y Mecánica, I.I.M.A.S.-U.N.A.M., Apdo. Postal 20-726, 01000 México D.F., Mexico;1. Izmir University of Economics, Department of Mathematics, 35330 Izmir, Turkey;2. University of Dayton, Department of Mathematics, Dayton, OH 45469-2316, USA |