Prof. Cemil Tunç

Head of Department of Mathematics

Department of Mathematics, Faculty of Sciences, Van Yuzuncu Yil University, Van, Turkey.

Email: cemiltunc@yyu.edu.tr; cemtunc@yahoo.com; tunccemil@gmail.com

Qualifications

1993 Ph.D., Institute of Science, Erciyes University, Kayseri, Turkey.

1990 M.Sc., Institute of Science, Erciyes University, Kayseri, Turkey.

1982 B.Sc., Department of Mathematics, Atatürk University, Erzurum, Turkey.

Publications (Selected)

1. Z. U. A. Zafar, S. Zaib, M. T. Hussain, C. Tunç, S. Javeed, Analysis and numerical simulation of tuberculosis model using different fractional derivatives. Chaos, Solitons and Fractals. 160 (2022), Paper No. 112202 , 12 pp. https://www.journals.elsevier.com/chaos-solitons-and-fractals.
2. J. R. Graef, C. Tunç, H. Şevli, Razumikhin qualitative analyses of Volterra integro-fractional delay differential equation with Caputo derivatives. Commun. Nonlinear Sci. Numer. Simul 103 (2021), 106037. https://doi.org/10.1016/j.cnsns.2021.106037.
3. M. Bohner, O.Tunç, C. Tunç, Qualitative Analysis of Caputo Fractional Integro-Differential Equations with Constant Delays. Computational and Applied Mathematics. (2021) 40:214. https://doi.org/10.1007/s40314-021-01595-3.
4. M. Gözen, C. Tunç, A new result on the exponential stability of solutions of non-linear neutral type periodic systems with variable delay. Int. J. Math. Comput. Sci. 16 (2021), no. 2, 753–766.
5. C. Tunç, An application of Lyapunov functions to properties of solutions of a Caputo perturbed fractional differential system. Int. J. Math. Comput. Sci. 17(2022), no. 2, 537–550. www.ijmcs.future-in-tech.net .
6. O. Tunç, C. Tunç, Y. Wang, Delay-dependent stability, integrability and boundedeness criteria for delay differential systems. Axioms. 2021; 10(3):138. https://doi.org/10.3390/axioms10030138.
7. M. B. Mesmouli, C. Tunç, Matrix measure and asymptotic behaviors of linear advanced systems of differential equations. Bol. Soc. Mat. Mex. (3) 27 (2021), no. 2, Paper No. 56, 12 pp. https://www.springer.com/journal/40590.
8. O. Tunç, Ö. Atan, C.Tunç, J. C. Yao, Qualitative analyses of integro-fractional differential equations with Caputo derivatives and retardations via the Lyapunov–Razumikhin method. Axioms 10 (2), 58, 2021. https://doi.org/10.3390/axioms10020058.
9. C. Tunç , O. Tunç, New results on the qualitative analysis of integro-differential equations with constant time-delay, Journal of Nonlinear and Convex Analysis. 23 (2022), no. 3, 435-448. http://www.ybook.co.jp/jnca.html.
10. Md. Nur Alam, Md. Sabur Uddin, Cemil Tunç, Soliton wave solutions of the Oskolkov equation arising in incompressible visco-elastic Kelvin-Voigt fluid. Applied Analysis and Optimization 5 (2021), no. 3, 335-342. http://www.ybook.co.jp/aao.html.
11. K. M. Dharmalingam, M. Veeramuni, Hadi Rezazadeh, Cemil Tunç, Variation Iteration Method for Solving Ethanol and Acetaldehyde Concentrations in a Fixed Bed Laboratory Reactor. Appl. Appl. Math. 16 (2021), no. 1, Art. 20, 383–396. https://www.pvamu.edu/aam.
12. Z. U. A. Zafar, S. Younas, M.T. Hussain, C. Tunç, Fractional Aspects of Coupled Mass-Spring System. Chaos, Solitons and Fractals. Paper No. 110677, 25 pp. https://www.journals.elsevier.com/chaos-solitons-and-fractals.
13. M. Amdouni, F. Cherif, C. Tunç, On the Weighted Piecewise Pseudo Almost Automorphic Solutions of Mackey-Glass Model with Mixed Delays and Harvesting Term. Iran. J. Sci. Technol. Trans. A Sci. Iran. J. Sci. Technol. Trans. A Sci. 45 (2021), no. 2, 619–634.https://www.springer.com/journal/40995.
14. Md. Nur Alam, C. Tunç, New solitary wave structures to the (2+1)-dimensional KD and KP equations with spatio-temporal dispersion. Journal of King Saud University – Science. 32 (2020) 3400–3409. https://www.journals.elsevier.com/journal-of-king-saud-university-science.
15. K. Lapin, C. Tunç, Uniform-ultimate Poisson boundedness of solutions of P-perturbed systems of differential equations. Miskolc Mathematical Notes. 21 (2020), no. 2, 959–967. http://mat76.mat.uni-miskolc.hu/mnotes/.
16. Md. Nur Alam, S. Aktar , C. Tunç, New solitary wave structures to the time fractional biological population. J. Math. Anal. 11 (2020), no. 3, 59–70. http://91.187.98.171/ilirias/jma/.