Authors
B. O. Onasanya
Department of Mathematics, Faculty of Science, University of Ibadan, Ibadan, Nigeria
S. Hoskova-Mayerova
Department of Mathematics and Physics, Faculty of Military Technology, University of Defence, Brno
© 2018 B. O. Onasanya, S. Hoskova-Mayerova, published by Ovidius University of Constanta
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.