Email: a.cevik@hotmail.com
Gendarmerie and Coast Guard Academy, Faculty Building, 209
06835 Incek, Ankara, Turkey
Middle East Technical University, Department of Mathematics, Z-41, Ankara, Turkey
Email: a.cevik@hotmail.com
Gendarmerie and Coast Guard Academy, Faculty Building, 209
06835 Incek, Ankara, Turkey
Middle East Technical University, Department of Mathematics, Z-41, Ankara, Turkey