Authors
Samet Erden
Department of Mathematics, Faculty of Science, Bartın University, Turkey
Mehmet Zeki Sarikaya
Department of Mathematics, Faculty of Science and Arts, Düzce University, Düzce, Turkey
© 2020 Samet Erden, Mehmet Zeki Sarikaya, published by Sapientia Hungarian University of Transylvania
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.