Author/Authors :
KOCAYIGIT، H نويسنده Celal Bayar University, Faculty of Science and Arts Department of Mathematics Muradiye Campus, Muradiye, Manisa, Turkey KOCAYIGIT, H , HACISALIHOGLU، H. H نويسنده Ankara University, Faculty of Science, Department of Mathematics, Tandogan, Ankara, Turkey HACISALIHOGLU, H. H