MERT ÇA˘GLAR - İstanbul Kültür Üniversitesi
MERT ÇA˘GLAR - İstanbul Kültür Üniversitesi
MERT ÇA˘GLAR - İstanbul Kültür Üniversitesi
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<strong>MERT</strong> ÇAĞLAR as of December 2011<br />
Contact<br />
Information<br />
Department of Mathematics and Computer Science Phone: +90 (212) 498 43 58<br />
<strong>İstanbul</strong> <strong>Kültür</strong> University Fax: +90 (212) 465 83 10<br />
Ataköy Campus, Bakırköy 34156<br />
E-mail: m.caglar@iku.edu.tr<br />
<strong>İstanbul</strong>, Turkey<br />
URL: http://web.iku.edu.tr/~mcaglar<br />
Personal<br />
Information<br />
Birth: August 5, 1976<br />
Marital Status: Married<br />
Nationality: Turkish<br />
Gender: Male<br />
Education<br />
Middle East Technical University, Ankara, Turkey<br />
Ph.D. in Mathematics<br />
Dissertation: Invariant subspaces of positive operators on Riesz spaces and<br />
observations on CD 0 (K)-spaces<br />
Advisor: Zafer Ercan<br />
Middle East Technical University, Ankara, Turkey<br />
M.Sc. in Mathematics<br />
Thesis title: Invariant subspaces of positive operators on Banach lattices<br />
Thesis advisor: Zafer Ercan<br />
Marmara University, <strong>İstanbul</strong>, Turkey<br />
B.S. in Mathematics<br />
Atatürk Lycée, İzmir, Turkey<br />
1991−1994<br />
Collège Saint Joseph, İzmir, Turkey<br />
1987−1991<br />
2001−2005<br />
1999−2001<br />
1994−1998<br />
Employment Associate Professor, <strong>İstanbul</strong> <strong>Kültür</strong> University, <strong>İstanbul</strong>, Turkey 2010−pres.<br />
Assistant Professor, <strong>İstanbul</strong> <strong>Kültür</strong> University, <strong>İstanbul</strong>, Turkey<br />
2005−2010<br />
Research Assistant, Middle East Technical University, Ankara, Turkey<br />
1999−2005<br />
Service<br />
Referee<br />
Turkish Journal of Mathematics, TÜBİTAK, Ankara, Turkey<br />
Reviewer<br />
Nonlinear Analysis: Real World Applications, Elsevier B.V., Amsterdam,<br />
The Netherlands<br />
Administrative<br />
İKÜ Graduate School of Natural Sciences, Executive Board, Member<br />
2010−pres.<br />
Turkish Mathematical Society, Executive Board, Vice-member<br />
2008−2010<br />
Honors and<br />
Awards<br />
Associate Professor title, Inter-University Council (ÜAK), Ankara, Turkey 2010<br />
Graduation with the highest GPA in Mathematics from Marmara University 1998<br />
Memberships Turkish Mathematical Society 2005−pres.<br />
TÜBİTAK Network of Co-operation in Research for Analysis<br />
2008−2010<br />
Foreign<br />
Languages<br />
Erdős Number<br />
English (fluent), French (fluent)<br />
4 : P. Erdős, J.L. Brenner, H.M. Srivastava, M. Nunokawa, M. Çağlar
Research<br />
Interests<br />
Publications<br />
Functional Analysis: operator theory in partially ordered structures, Riesz spaces, and Banach<br />
lattices; especially the invariant subspace problem for positive operators on these spaces.<br />
Complex Analysis: geometric and univalent function theory in one complex variable.<br />
Non-linear Dynamical Systems: chaotic behavior of maps in different systems.<br />
Booklet<br />
Univalent and Geometric Function Theory Seminar Notes, <strong>İstanbul</strong> <strong>Kültür</strong> University Press, <strong>İstanbul</strong>,<br />
2006 (with Y. Polatoğlu, A. Şen, R. Murat Demirer and E. Yavuz).<br />
Research Articles<br />
17. Invariant subspaces of weakly compact-friendly operators, Turkish J. Math., forthcoming (with<br />
T. Mısırlıoğlu).<br />
16. Solution to n-dimensional Sturm-Liouville-like equations using multi-dimensional Schwarzian, J.<br />
Differential Equations 251 (2011), no. 12, 3403-3420 (with M.H. Erkut, S.V. Borisenok and Y.<br />
Polatoğlu).<br />
15. A note on a problem of Abramovich, Aliprantis and Burkinshaw, Positivity 15 (2011), no. 3,<br />
473-480 (with T. Mısırlıoğlu).<br />
14. Coefficient inequality for perturbed harmonic mappings, Appl. Math. Lett. 23 (2010), no. 8,<br />
839-841 (with Y. Polatoğlu and E. Yavuz Duman).<br />
13. Some sufficient conditions for starlikeness and convexity, Turkish J. Math. 34 (2010), no. 3,<br />
333-337 (with M. Nunokawa, S. Owa, Y. Polatoğlu and E. Yavuz Duman).<br />
12. On positive operators without invariant sublattices, Gen. Math. 17 (2009), no. 4, 111-123 (with<br />
U. Gönüllü and T. Mısırlıoğlu).<br />
11. Weakly compact-friendly operators, Vladikavkaz Mat. Zh. 11 (2009), no. 2, 27-30 (with T.<br />
Mısırlıoğlu).<br />
10. The higher-order Schwarzian derivative: its applications for chaotic behavior and new invariant<br />
sufficient condition of chaos, Nonlinear Anal. Real World Appl. 10 (2009), no. 3, 1270-1275<br />
(with G. Hacıbekiroğlu and Y. Polatoğlu).<br />
9. λ-fractional properties of generalized Janowski functions in the unit disc, Mat. Vesnik 60 (2008),<br />
no. 3, 165-171 (with Y. Polatoğlu and E. Yavuz).<br />
8. Multivalued starlike functions of complex order, Acta Univ. Apulensis Math. Inform. 16 (2008),<br />
127-134 (with Y. Polatoğlu, A. Şen, E. Yavuz and S. Owa).<br />
7. Multivalued starlike functions of complex order, Gen. Math. 16 (2008), no. 2, 19-28 (with Y.<br />
Polatoğlu, E. Yavuz and S. Owa).<br />
6. Multivalued p-valent starlike functions, Math. Balkanica 21 (2007), no. 3-4, 389-398 (with Y.<br />
Polatoğlu, A. Şen, E. Yavuz and S. Owa).<br />
5. Invariant subspaces for positive operators on locally convex solid Riesz spaces, Indag. Math. 18<br />
(2007), no. 3, 417-420 (with Z. Ercan).
4. On Janowski starlike functions, J. Inequal. Appl. (2007), Art. ID 14630, 10 pp. (with Y. Polatoğlu,<br />
A. Şen, E. Yavuz and S. Owa).<br />
3. New distortion theorems for Sakaguchi functions, Math. Inequal. Appl. 10 (2007), no. 4, 869-874<br />
(with Y. Polatoğlu).<br />
2. Inequalities for the Schwarzian derivative for subclasses of convex functions in the unit disc,<br />
Vladikavkaz Mat. Zh. 8 (2006), no. 2, 50-53 (with Y. Polatoğlu and A. Şen).<br />
1. Generalized Alexandroff duplicates and CD 0 (K)-spaces, Cent. Eur. J. Math. 4 (2006), no. 3,<br />
371-375 (with Z. Ercan and F. Polat).<br />
Conference Proceedings<br />
5. Positive operators on Hilbert lattices, Acta Univ. Apulensis Math. Inform. (2009), 685-689 (with<br />
Ö. Çavuşoğlu and T. Mısırlıoğlu). Special issue of the International Conference on Theory and<br />
Applications in Mathematics and Informatics, Alba Iulia, Romania, 2009.<br />
4. A new non-linear filter design for the detection of phase transitions in ECoG data (with R.<br />
Kozma, Y. Polatoğlu and R. Murat Demirer), Proceedings of the International Joint Conference<br />
on Neural Networks, Atlanta, Ga, USA, (2009), 671-676.<br />
3. A technical note on a result of Y.A. Abramovich, C.D. Aliprantis, G. Sirotkin and V.G. Troitsky,<br />
Proceedings of the International Symposium on New Development of Geometric Function Theory<br />
and its Applications, National University of Malaysia, (2008), 335-338.<br />
2. Schwarzian derivative revisited, Journal of <strong>İstanbul</strong> <strong>Kültür</strong> University 4 (2006), no. 4, 139-143<br />
(with Y. Polatoğlu and R. Murat Demirer). Special issue of the international conference Chaos<br />
and Complex Systems I, <strong>İstanbul</strong> <strong>Kültür</strong> University, <strong>İstanbul</strong>, 2006.<br />
1. Does a chaotic system dynamic really exist in nature or is it a misconception dynamics: a hypothesis,<br />
Journal of <strong>İstanbul</strong> <strong>Kültür</strong> University 4 (2006), no. 4, 223-230 (with R. Murat Demirer,<br />
Y. Polatoğlu and O. Demirer). Special issue of the international conference Chaos and Complex<br />
Systems I, <strong>İstanbul</strong> <strong>Kültür</strong> University, <strong>İstanbul</strong>, 2006.<br />
Papers in Preparation<br />
1. Growth and distortion theorems for multivalent close-to-convex harmonic functions (with Y. Polatoğlu<br />
and T. Mısırlıoğlu), submitted.<br />
Addresses<br />
Plenary Talks<br />
14. Invariant Subspaces of Weakly Compact-friendly Operators<br />
Conference on Ordered Spaces and Applications,<br />
National Technical University of Athens, Athens, Greece 2011<br />
13. Positive Quasi-similarity and Invariant Subspaces<br />
Order Analysis and Related Problems of Mathematical Modelling,<br />
South Mathematical Institute, Vladikavkaz, Russia 2010<br />
12. Positive Operators on Hilbert Lattices<br />
International Conference on Theory and Applications in Mathematics and Informatics,<br />
Alba Iulia, Romania 2009
11. On Positive Operators Without Invariant Sublattices<br />
Geometric Function Theory and Applications, Sibiu, Romania 2009<br />
10. Domination of Lattice Homomorphisms<br />
Analysis and Theory of Functions, <strong>İstanbul</strong> <strong>Kültür</strong> University, <strong>İstanbul</strong>, Turkey 2009<br />
9. Domination of Lattice Homomorphisms<br />
Positivity VI, El Escorial, Madrid, Spain 2009<br />
8. A Technical Note on a Result of Y.A. Abramovich, C.D. Aliprantis, G. Sirotkin and<br />
V.G. Troitsky<br />
International Symposium on New Development of Geometric Function Theory<br />
and its Applications, National University of Malaysia, Bangi, Selangor, Malaysia 2008<br />
7. Weakly Compact-Friendly Operators<br />
A Symposium on Positivity and its Applications in Science and Economics,<br />
Abant İzzet Baysal University, Bolu, Turkey 2008<br />
6. Two Problems Concerning Invariant Subspaces of Positive Operators<br />
International Conference on Theory and Applications in Mathematics and Informatics,<br />
Alba Iulia, Romania 2007<br />
5. Invariant Subspaces for Semigroups of Operators on Locally Convex-Solid Riesz Spaces<br />
International Symposium on Complex Analysis, Sibiu, Romania 2007<br />
4. A Solution to a Problem of Abramovich, Aliprantis and Burkinshaw<br />
Geometric Function Theory and Applications, <strong>İstanbul</strong> <strong>Kültür</strong> University, <strong>İstanbul</strong> 2007<br />
3. On a Problem of Abramovich, Aliprantis and Burkinshaw<br />
Positivity V, Queen’s University of Belfast, Northern Ireland 2007<br />
2. Chaotic Behavior of Maps in Different Set-Theoretic Universes<br />
Order Analysis and Related Problems of Mathematical Modelling,<br />
Vladikavkaz Scientific Center, Vladikavkaz, Russia 2006<br />
1. Schwarzian Derivative for Several-Variabled Maps and Geometric Interpretations<br />
Chaos and Complex Systems I, <strong>İstanbul</strong> <strong>Kültür</strong> University, <strong>İstanbul</strong> 2006<br />
Colloquium and Seminar Talks<br />
15. Compact-friendly-like Operators: Some Recent Advances<br />
General Seminar, Mathematics Department, Atılım University, Ankara 2011<br />
14. Positive Quasi-similarity and Invariant Subspaces<br />
Positivity Seminars, Mathematics Department, Abant İBÜ, Bolu 2011<br />
13. The Invariant Subspace Problem in Perspective<br />
Mathematics Colloquia, Sabancı University, FENS, <strong>İstanbul</strong> 2011<br />
12. On Positive Operators Without Invariant Sublattices<br />
<strong>İstanbul</strong> Analysis Seminars, Sabancı University, Karaköy Communication Center, <strong>İstanbul</strong> 2009
11. Nuclear Fréchet Lattices<br />
<strong>İstanbul</strong> Analysis Seminars, Sabancı University, Karaköy Communication Center, <strong>İstanbul</strong> 2008<br />
10. Variations on Compact-Friendliness<br />
<strong>İstanbul</strong> Analysis Seminars, Sabancı University, Karaköy Communication Center, <strong>İstanbul</strong> 2008<br />
9. A Solution to a Problem of Abramovich, Aliprantis and Burkinshaw<br />
<strong>İstanbul</strong> Analysis Seminars, Sabancı University, Karaköy Communication Center, <strong>İstanbul</strong> 2007<br />
8. The Invariant Subspace Problem: A Smorgasbord of Perspectives<br />
<strong>İstanbul</strong> Analysis Seminars, Sabancı University, Karaköy Communication Center, <strong>İstanbul</strong> 2007<br />
7. Gowers’s Solution to Banach’s Hyperplane Problem<br />
General Seminar, Department of Mathematics and Computer Science,<br />
<strong>İstanbul</strong> <strong>Kültür</strong> University, <strong>İstanbul</strong> 2006<br />
6. Invariant Subspaces for Positive Operators on Riesz Spaces and Observations<br />
on CD 0 (K)-Spaces<br />
<strong>İstanbul</strong> Analysis Seminars, Sabancı University, Karaköy Communication Center, <strong>İstanbul</strong> 2005<br />
5. The Invariant Subspace Problem: History and Some Recent Advances<br />
General Seminar, Department of Mathematics and Computer Science,<br />
<strong>İstanbul</strong> <strong>Kültür</strong> University, <strong>İstanbul</strong> 2005<br />
4. Some Open Problems and Conjectures Associated with the Invariant Subspace Problem<br />
Positivity Seminars, Mathematics Department, METU, Ankara 2004<br />
3. Invariant Subspaces for Positive Operators on Locally Solid Riesz Spaces<br />
Positivity Seminars, Mathematics Department, METU, Ankara 2004<br />
2. Lomonosov’s Invariant Subspace Theorem for Multivalued Linear Operators 2004<br />
Linear Topological Spaces and Complex Analysis Seminar, Mathematics Department,<br />
METU, Ankara 2004<br />
1. The Invariant Subspace Problem for Positive Operators on Banach Lattices<br />
General Seminar, Mathematics Department, METU, Ankara 2003<br />
Organizations<br />
<strong>İstanbul</strong> Analysis Seminars<br />
Sabancı University, Karaköy Communication Center, <strong>İstanbul</strong><br />
Joint organizer<br />
2005−pres.<br />
Graduate Summer School on Geometric Function Theory<br />
August 16-25, 2010, <strong>İstanbul</strong> <strong>Kültür</strong> University<br />
Joint organizer 2010<br />
Analysis and Theory of Functions−Nâzım Terzioğlu Memorial Symposium<br />
August 24-26, 2009, <strong>İstanbul</strong> <strong>Kültür</strong> University<br />
Joint organizer 2009<br />
Geometric Function Theory and Applications (GFTA 2007)<br />
August 20-24, 2007, <strong>İstanbul</strong> <strong>Kültür</strong> University<br />
Vice-organizer 2007
Projects<br />
Courses Taught<br />
Establishment of National CORS (Continuously Operating Reference Stations)<br />
System and Determination of Datum Transformation Parameters<br />
The Scientific and Technological Research Council of Turkey<br />
TÜBİTAK Project No: 1007 105G017<br />
Researcher of the Executive Institution (<strong>İstanbul</strong> <strong>Kültür</strong> University) 2006-2009<br />
Undergraduate<br />
Calculus I, II, III, IV; Complementary Calculus; Analysis III, IV; Topology;<br />
Probability and Statistics (Department of Mathematics and Computer Science);<br />
Introduction to Probability Theory and Statistics (Department of Computer Engineering);<br />
Differential Equations I, II (Department of Mathematics and Computer Science);<br />
Linear Algebra (Department of Industrial Engineering)<br />
Graduate<br />
Real Analysis; General Topology; Functional Analysis; Topological Vector Spaces;<br />
Positive Operators and Banach Lattices; Selected Topics in Topology I, II;<br />
Selected Topics in Analysis II; Selected Topics in Operator Theory<br />
Postgraduate<br />
Supervision<br />
Invariant Subspaces of Positive Operators on Banach C(K)-modules<br />
Uğur Gönüllü<br />
Ph.D. Thesis, <strong>İstanbul</strong> <strong>Kültür</strong> University<br />
2008−pres.<br />
Co-supervisor: Anatoly G. Kusraev<br />
Multi-norms<br />
Mehmet Selçuk Türer<br />
M.Sc. Thesis, <strong>İstanbul</strong> <strong>Kültür</strong> University<br />
2008−2010<br />
Positive Operators on Banach Lattices<br />
Özlem Çavuşoğlu<br />
M.Sc. Thesis, <strong>İstanbul</strong> <strong>Kültür</strong> University<br />
2006−2008<br />
Co-supervisor: R. Tunç Mısırlıoğlu<br />
Pozitif Operatörler için Değişmez Alt-Örgüler<br />
Uğur Gönüllü<br />
M.Sc. Thesis, <strong>İstanbul</strong> <strong>Kültür</strong> University<br />
2006−2008<br />
Co-supervisor: R. Tunç Mısırlıoğlu<br />
Operatör Yarı-Gruplarının Değişmez Alt-Uzayları<br />
Canan Kaya<br />
M.Sc. Thesis, <strong>İstanbul</strong> <strong>Kültür</strong> University<br />
2006−2008<br />
Co-supervisor: R. Tunç Mısırlıoğlu<br />
Her Yerde Sürekli Olan Hiçbir Yerde Türevi Olmayan Fonksiyonlar<br />
Begüm Çalışkan<br />
Senior’s Thesis, <strong>İstanbul</strong> <strong>Kültür</strong> University 2011<br />
Fonksiyon Genişlemeleri<br />
Aygün Belin Temiz<br />
Senior’s Thesis, <strong>İstanbul</strong> <strong>Kültür</strong> University 2007
References<br />
(available upon<br />
request)<br />
Prof. Dr. Şafak Alpay<br />
Department of Mathematics, Middle East Technical University, Ankara, Turkey<br />
Prof. Dr. Aydın Aytuna<br />
Faculty of Engineering and Natural Sciences, Sabancı University, <strong>İstanbul</strong>, Turkey<br />
Prof. Dr. Zafer Ercan<br />
Department of Mathematics, Abant İzzet Baysal University, Bolu, Turkey