Dr. Şerife Büyükköse

Department of Mathematics, Faculty of Science

Gazi University, Turkey

Email: serifebuyukkose@gmail.com, sbuyukkose@gazi.edu.tr

Qualifications

2002  Ph.D., Selçuk University, Turkey

1998  M.D., Selçuk University, Turkey

Pulications (Selected)

1. “A Note on The Weighted Wiener Index and The Weighted Quasi Wiener Index”. Büyükköse, Ş., Mutlu, N., Kaya, G.G., Gazi University Journal of Science, 30(4):413-419 (2017).
2. “Bounds for The Energy of A(G), L(G) Using 2-Adjacency” Büyükköse, Ş., Başdaş, N.S., Mutlu, N., Jornal of Science and Art, JOSA 1(38):49-60 (2017).
3. “Some Bounds for The Largest Eigenvalue of Weighted Distance Matrix and Weighted Distance Energy”, Büyükköse, Ş., Mutlu, N., Başdaş, N.S., Jornal of Science and Arts, 2(39):245-256 (2017).
4. “A proof of a conjecture on monotonic behavior of the smallest and the largest eigenvalues of a number theoretic matrix”, E. Altınışık, Ş. Büyükköse, Linear Algebra and its Applications, 471, 2015, 141-149.
5. “Determinants and Inverses of circulant matrices with complex Fibonacci Numbers”, E. Altınışık, F. Yalcin, Ş. Büyükköse, Special Matrices, Volume 3, Issue 1, ISSN (Online) 2300-7451. doi: 10.1515/spma-2015-0008, 2015.
6. “Improved Bounds for the Extremal Non-trivial Laplacian Eigenvalues”, Ş. Büyükköse, E. Altınışık , F. Yalçın, Gazi University Journal of Science, 28(1), 2015, 65-68.
7. “Determinants of Circulant Matrices with Some Certain Sequences”, E. Altınışık, Ş. Büyükköse, Gazi University Journal of Science, 28 (1), 2015, 59-63.
8. “The Bounds for Eigenvalues of Normalized Laplacian Matrices and Signless Laplacian Matrices”, Ş. Büyükköse, Ş. G. Eski, Advances in Linear Algebra & Matrix Theory, 2014, 4, 201-204.
9. “An Upper Bound On the Spectral Radius of Weighed Graphs”, S. Sorgun, Ş. Büyükköse, H. Özarslan, Hacettepe Journal of Mathematics and Statistics, 42, 2013, 517-524.
10. “The New Upper Bounds On The Spectral Radius of Weighted Graphs”, S.Sorgun- Ş.Büyükköse, Applied Mathematics and Computation, 218 (2012) 5231-5238. doi: 10.1016/j.amc.2011.11.006
11. “On The Bounds For The Largest Laplacian Eigenvalues of Weighted Graphs”, S. Sorgun, Ş. Büyükköse, Discrete Optimization, 2012. doi: 10.1016/j.disopt.2012.03.001
12. "Bounds for Laplacian Graph Eigenvalues", A.D. Maden, Ş. Büyükköse, MIA-Mathematical Inequalities and Applications, Volume 15, Number 3 (2012), 529–536. doi: dx.doi.org/10.7153/mia-15-46
13. “A Bound On The Spectral Radius of a Weighted Graph”, Ş. Büyükköse, S. Sorgun, G.U. Journal of Science, 22 (4) : 263-266 (2009).
14. “On The Mersenne GCUD Matrices”, Ş. Büyükköse -D. Taşçı, Intern. Math. Journal, Vol 3, 2003, No:1, 101-105.
15. “On The Reciprocal Mersenne GCUD Matrices”, Ş. Büyükköse -D. Taşçı, Intern. Math. Journal, Vol 3, 2003, No:6, 641-645.
16. “Generalized Geometric Mean Reciprocal LCM Matrices”, Ş. Büyükköse, Intern. Math. Journal, Vol 3, 2003, No:10, 1043-1047.
17. “On The GCD-Mersenne GCD Matrices”, Ş. Büyükköse, Intern. Math. Journal, Vol 3, 2003, No:11, 1261-1265.
18. “The Mersenne Meet Matrices On Posets”, Ş. Büyükköse, Int. Journal of Contemp. Math. Sciences, Vol. 1, 2006, No. 10, 469-474.
19. “On the Fermat Meet and Reciprocal Fermat Meet Matrices”, Ş.Büyükköse, Int. J. Contemp. Math. Sciences, Vol. 3, 2008, No. 35, 1739-1744.
20. “Fermat GCD Matrices”, Ş.Büyükköse- D. Taşçı, Int. J. Contemp. Math. Sciences, Vol. 3, 2008, no. 35, 1745-1753.
21. “The Reciprocal Mersenne Meet Matrices On Posets”, Ş. Büyükköse, Int. Journal of Contemp. Math. Sciences, Vol. 4, 2009, No 1, 41-46.
22. “The Bounds for Singular Values with Matrix Traces”, D. Taşçı- Ş.Büyükköse, Selçuk Üniversitesi Fen Edebiyat Fakültesi Fen Dergisi 17 (2000) 137-146.