Institution: | 1. Istanbul Technical University, Department of Mathematics, Maslak 34469, Istanbul, Turkey;2. Istanbul Kemerburgaz University, Department of Basic Sciences, Bagcilar 34217, Istanbul, Turkey;1. Department of Applied Mathematics, University of Valladolid, Paseo del Cauce 59, 47011-Valladolid, Spain;2. IMUVA, Institute of Mathematics of University of Valladolid, Spain;3. Department of Applied Mathematics, University of Valladolid, Paseo de Belén 15, 47011-Valladolid, Spain;1. Department of Basic Sciences, Istanbul Kemerburgaz University, Bagcilar, Turkey;2. Department of Mathematics, University of Bergen, Postbox 7800, 5020 Bergen, Norway;3. Department of Mathematics, Statistics, and Computer Science, University of Illinois at Chicago, Chicago, IL 60607, United States;1. F?rat University, Science Faculty, Department of Mathematics, 23119, Elazig, Turkey;2. Cankaya University, Department of Mathematics, Ogretmenler Street, 1406530, Ankara, Turkey;3. Institute of Space Sciences, Magurele, Bucharest, Romania;1. Department of Applied Mathematics, University of Valladolid, Paseo del Cauce 59, 47011, Valladolid, Spain;2. IMUVA, Institute of Mathematics of University of Valladolid, Spain;3. Department of Applied Mathematics, University of Valladolid, Paseo de Belen 15, 47011 Valladolid, Spain |