Affiliation: | (1) Department of Mathematics, Faculty Of Education, Selcuk University, 42090 Konya, Turkey;(2) Department of Mathematics, Faculty of Science and Arts, Selcuk University, 42031 Konya, Turkey;(3) 2949-1 Shiokita-Cho, Hinagu, Yatsushiro-Shi, Kumamoto-Ken, 869-5142 Japan |