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( r: research seminar)

2017

26 April, 2017

Marek Golasinski - University of Warmia and Mazury, Poland - Real analytic and entire functions.

12 April, 2017

Sinem Celik Onaran - Hacettepe University - Contact Surgery on Contact 3-manifolds.

5 April, 2017

Flavio D'Alessandro - Sapienza Università di Roma - On the counting and growth functions of context-free languages.

29 March, 2017

Handan Yildirim - Istanbul University - On extended Legendrian dualities and their applications.

22 March, 2017

Ismail Guloglu - Dogus University - Groups of Automorphisms with TNI-centralizers.

15 March, 2017

Konstantinos Tyros - Koç University - Some Density Ramsey type results.

1 March, 2017

Özlem Beyarslan - Boğaziçi University - Geometric Representation in the Theory of Pseudofinite Fields.

22 February, 2017

Mohan Ravichandran - Mimar Sinan Fine Arts University - Kadison-Singer redux.

2016

7 December, 2016

Cüneyt Ferahlar - Lehigh University - Vanishing Theorems on a compact complex manifold and applications to the Hopf Conjecture and the existence of complex structure on the 6-sphere.

23 November, 2016

Ayesha Asloob Qureshi - Sabancı University - Algebraic Structures Arising from Isotonian Maps between Posets.

16 November, 2016

Jens Hoppe - KTH Stockholm - From Minimal Surfaces to Quantum Geometry.

9 November, 2016

Mustafa Topkara - Mimar Sinan Fine Arts University - Decomposability of Fiber Bundles.

19 October, 2016

H. G. Dales - Lancaster University - Algebras sitting on Stone–Cech compactifications.

12 October, 2016

Murad Ozaydin - University of Oklahoma - The Obituary for the Holy Grail of Topological Combinatorics.

4 May, 2016

Yusuf Danisman - Mevlana University - Representation Theory of Matrix Groups over Non-archimedean Local Fields.

13 April, 2016

Ali Ulger - Boğaziçi University - Sets of Spectral Synthesis: A Short Survey and Some Recent Results.

30 March, 2016

Maria Esteban - Université Paris-Dauphine - Nonlinear flows and optimality for functional inequalities.

23 March, 2016

Ayberk Zeytin - Galatasaray University - Arithmetic of quadratic extensions.

16 March, 2016

Enver Ozdemir - Informatics Institute, ITU - Computing in the Jacobians of Nodal Curves.

9 March, 2016

Ayten Koc - Istanbul Kültür University - Representations of Leavitt Path Algebras.

2 March, 2016

Elcim Elgun - Lakehead University - The Eberlein Compactification of the Heisenberg Type Group ZxTxT.

17 February, 2016

Mohan Ravichandran - Mimar Sinan Fine Arts University - The van der Waerden conjecture and real stable polynomials.

2015

30 December, 2015

E. Mehmet Kiral - Texas A&M University - The Voronoi formula and double Dirichlet series.

23 December, 2015

Hatice Boylan - Istanbul University - 2*2 matrices of determinant 1 and its finite dimensional representations.

16 December, 2015

Ergun Yalcin - Bilkent University - Finite group actions on spheres.

9 December, 2015

Ugur Madran - Izmir University of Economics - Recent developments in invariant theory.

25 November, 2015

Tolga Etgu - Koc University - Simply laced Dynkin diagrams.

18 November, 2015

Laurence J. Barker - Bilkent University - Algebras associated with Green functors, and algebras that ought to be associated with Green functors.

11 November, 2015

Kivanc Ersoy - Mimar Sinan Fine Arts University - Finite groups with splitting automorphisms.

4 November, 2015

Matthew Gelvin - Bilkent University - Minimal characteristic bisets of fusion systems.

21 October, 2015

Baris Coskunuzer - Koc University - Geometrik topoloji ve bir milyon dolar.

14 October, 2015

Ipek Tuvay - Mimar Sinan Fine Arts University - The effect of Clifford theory on multiplicity modules.

7 October, 2015

Alexandre V. Borovik - University of Manchester - One-way Algebra.

10 June, 2015

Kellogg Stelle - Imperial College - Spherically symmetric solutions in higher derivative gravity.

13 May, 2015

Burak Ozbagci - Koc University - Open books and contact structures.

6 May, 2015

Christophe Ritzenthaler - University Rennes 1 - Plane quartics.

29 April, 2015

Zafeirakis Zafeirakopoulos - National and Kapodistrian University of Athens - Polyhedral Omega: A linear Diophantine system solver.

8 April, 2015

George Moutsopoulos - Boğaziçi University - Non-geometric backgrounds of string theory.

1 April, 2015

Hakan Gunturkun - Gediz University - Linear tropicalizations.

25 March, 2015

Henning Stichtenoth - Sabanci University - Asymptotic bounds for codes.

4 March, 2015

Richard Gonzales - Heinrich-Heine-Universitat Dusseldorf - Understanding algebraic varieties through group actions.

25 February, 2015

Peter Paule - Research Institute for Symbolic Computation, Johannes Kepler University Linz - The concrete tetrahedron in algorithmic combinatorics.

11 February, 2015

Kagan Kursungoz - Sabanci University - Radial limits of partial theta and similar series.

14 January, 2015

Olgur Celikbas - University of Connecticut - Vanishing of Tor, and depth properties of tensor products of modules.

2014

24 December, 2014

Mehmet Haluk Sengun - University of Sheffield - Asymptotics of torsion homology of hyperbolic 3-manifolds.

17 December, 2014

Debasis Sen - Indian Institute of Technology Kanpur, India - Realizing homotopy group actions.

26 November, 2014

Ozgur Martin - Mimar Sinan Fine Arts University - Disjoint supercyclic weighted shifts.

19 November, 2014

Dieter Van Den Bleeken - Boğaziçi University - Blackholes under microscope

12 November, 2014

Michel Lavrauw - University of Padova - Finite non-associative division algebras: semifields

22 October, 2014

Serkan Sutlu, Hopf-cyclic cohomology of quantum enveloping algebras

15 October, 2014

Kazim Buyukboduk - Koc University - An Asymptotic Birch and Swinnerton-Dyer Conjecture

4 June, 2014

Song-Sun Lin - National Chiao Tung University - Hsinchu, Taiwan - Pattern generation problems arising in multiplicative integer systems

28 May, 2014

Thomas Scanlon - UC Berkeley - Algebraic differential equations for analytic covering maps

14 May, 2014

Alp Eden - Boğaziçi University - Cumhuriyetin ˙Ilk Matematikçileri: Kerim Erim, Ratip Berker ve Cahit Arf

7 May, 2014

Ryan O'Donnell - Carnegie Mellon University - Testing surface area

30 April, 2014

Stephan Garcia - Pomona College - Supercharacters and their super powers

16 April, 2014

Ayhan Günaydın - Mimar Sinan Fine Arts University - Uniform Versions of the Mordell-Lang Conj. for Multip. Groups

2 April, 2014

Bruno Poizat - Lyons 1 – Supergeneric subsets of a group

19 March, 2014

İsmet Yurduşen - Hacettepe University - Superintegrability with spin

19 February, 2014

Boumediene Hamzi - Yıldız Technical University - On Control and Random Dynamical Sys. in Reprod. Kernel Hilbert Spaces

3 January, 2014

E. Mehmet Kıral - Brown University - Subconvexity bounds for L functions of halfintegral weight modular forms

2013

11 December, 2013

Raytcho Lazarov - Texas A&M University - Galerkin FEM for time-dependent inhomogeneous fractional diffusion equations

4 December, 2013

Özgün Ünlü - Bilkent University - Equivariant Homotopy Diagrams

27 November, 2013

Evgenii Bashkirov - Fatih University - On subgroups of the group GL7 over a field

20 November, 2013

Ehud Hrushovski - The Hebrew University of Jerusalem - Between Model Theory and Additive Combinatorics

30 October, 2013

Peter J. Sternberg – Indiana University - Rotating Vortex Solutions to Gross-Pitaevskii on S2

23 October, 2013

Emre Mengi - Koç University - Numerical Optimization of Eigenvalues of Hermitian Matrix-Valued Functions

2 October, 2013

Garth Dales - Lancaster University - Finitely-generated maximal left ideals in Banach algebras

3 July, 2013

Raffaella Servadei - University of Calabria (Italy) - Elliptic non-local fractional equations

12 June, 2013

Cagri Karakurt - University of Texas at Austin - Exotic smooth structures and corks of 4-manifolds

Ekin Ozman - University of Texas at Austin - Rational Points on Modular Curves and Obstruction Problems

15 May, 2013

Faruk Temur - University of Illinois at Urbana-Champaign - Restriction Estimates for the Fourier Transform

19 April, 2013

Enver Ozdemir - Nanyang Technological University (Singapore) - Detecting prime numbers

17 April, 2013

Zubeyir Cinkir - Zirve University - Metrized Graphs for Arithmetic Geometry

3 April, 2013

Ludomir Newelski - The Mathematics Institute of University of Wroclaw - Topological Methods in Model Theory

27 March, 2013

Mohan Ravichandran - Bilgi University - Diagonals of operators and convexity in operator algebras

2012

26 December, 2012

Flavio d'Alessandro - University of Rome La Sapienza - Synchronizing automata and the hybrid Cerny-Road coloring Problem

28 November, 2012

Alp Bassa - Sabanci University - How many rational points can a high genus curve over a finite field have?

16 November, 2012

Willam D. Gillam - ETH Zurich - Degeneration techniques in algebraic geometry and topology

7 November, 2012

Muazzez Simsir - Hitit University - Affine manifolds and harmonic maps

10 October, 2012

Giray Okten - Florida State University - The Story of RASRAP

3 October, 2012

Joel Spencer - Courant Institue, NYU - Discrete Percolation

19 September, 2012

Robert Boltje - University of California Santa Cruz - The (double) Burnside ring of a finite group

6 June, 2012

Olcay Coskun - Bogazici Univeristy - Tower Tableaux

9 May, 2012

Ayse Berkman - Mimar Sinan Guzel Sanatlar Universitesi - Multiply transitive group actions

18 April, 2012

Sinan Unver - Koc University - Periods and motives

11 April, 2012

F. Alberto Grunbaum - University of California, Berkeley - Soliton mathematics as a unifying force

28 March, 2012

Ofer Zeitouni - Weizmann Institute of Science - Maxima of Gaussian free fields and branching random walks

21 March, 2012

Aybike Catalozer - Istanbul Technical University - A massive S-duality in four dimensions

2011

28 December, 2011

Martin Hils - Universite Paris 7 - Finite rank expansions of fields

21 December, 2011

Onur Gun - Weierstrass Institute - Trap models and aging for spin glasses

14 December, 2011 r

Saadet Oyku Yurttas - Dicle University - Study of pseudo-Anasov braids using Dynnikov's coordinates

7 December, 2011

Rahmi Guven - Bogazici University - Observations and Interactions between Geometry and Physics

30 November, 2011

Giorgi Khimshiashvili - Ilia State University (Georgia) - Geometry and topology of polygonal linkages

2 November, 2011

Sahin Kocak - Anadolu Universitesi - Politoplar? i?t? hacimleri

26 October, 2011 r

Tolga Karayayla - Bogazici Universitesi - Automorphism groups of rational elliptic surfaces with section

19 October, 2011

Anthony Lau - University of Alberta - Fourier algebra and group von Neumann algebra

12 October, 2011 r

Richard Gonzales - Bogazici Universitesi - GKM theory of certain group embeddings

5 October, 2011

Serban Stratila - Institute of Mathematics of the Romanian Academy - The fundamental theorem of analysis

10 August, 2011

Kellogg S. Stelle - Imperial College, London - Gravity and unification: Hints from microphysics and cosmology

8 June, 2011

Theodora Bourni - Max Planck Institute for Gravitational Physics, Potsdam - Curvature estimates for surfaces with bounded mean curvature

25 May, 2011

Aurelian Gheondea - Bilkent Universitesi - Some noncommutative Lebesgue-Radon-Nikodym decompositions

18 May, 2011

Kemal Ilgar Eroglu - Bilgi Universitesi - Measure and dimension results for sums of Cantor sets

11 May, 2011

Burak Erdogan - University of Illinois at Urbana-Champaign - Global smoothing for Korteweg de Vries equation with periodic boundary conditions

4 May, 2011

Ferruh Ozbudak - ODTU - Quadratics forms in even characteristics and maximal/minimal curves over finite fields

20 April, 2011 r

Ayse Alt?tas - Yildiz Teknik Universitesi - Examples of finitely determined map-germs

13 April, 2011

Burak Ozbagci - Koc Universitesi - Milnor fillable contact structures are universally tight

6 April, 2011

Ergun Yalcin - Bilkent Universitesi - Fusion systems and constructions of finite groupactions on products of spheres

16 March, 2011

Husnu Erbay - Isik Universitesi - Global existence and blow-up results for nonlocal nonlinear wave equations

9 March, 2011

Ali Ulger - Koc Universitesi - Sets of uniqueness for the trigonometric series

2010

5 January, 2011 r

Elcim Elgun - Idempotents in the Eberlein compactification of locally compact abelian groups

29 December, 2010 r

Ali Gokturk - Brown University - Comparison of Teichmuller geodesics and Weil-Petersson geodesics

22 December, 2010

Nick Bezhanishvili - Imperial College London - Topological bisimulations

15 December, 2010

Michele Vergne - Institut de Mathematiques de Jussieu - Atiyah-Bott index theorem and locally polynomial functions

1 December, 2010

Metin Arik - Bogazici Universitesi Fizik - Construction of a Hopf algebra as the quantum invariance group of an algebra

10 November, 2010 r

Asli Pekcan - On Darboux integrability of semi-discrete hyperbolic type

3 November, 2010

Aybike Ozer - Istanbul Teknik Universitesi - Postponed

20 October, 2010

Christophe Eyral - University of Aarhus - A short introduction to Lefschetz theory on the topology of algebraic varieties

13 October, 2010

Zafer Ercan - Bolu Izzet Baysal Universitesi - Some recent results on Banach Stone Theorem for Banach lattice valued continuous functions

22 September, 2010

Kazim Buyukboduk - Koc Universitesi - Zeta-functions and arithmetic

3 August, 2010

Allan P. Fordy - University of Leeds - Integrable maps and Poisson algebras derived from cluster algebras

21 July, 2010 r

Baver Okutmustur - Universite de Pierre et Marie Curie - Finite volume methods for nonlinear hyperbolic conservation laws on manifolds

7 July, 2010

Yevhen Zelenyuk - University of the Witwatersrand - Regular idempotents in Î²G

5 July, 2010

Basak Gurel - Vanderbilt University - Action and index spectra and periodic orbits of hamiltonian systems

2 July, 2010

Robert Boltje - UC Santa Cruz - On the depth of subgroups

30 June, 2010

Ali Gokturk - Brown University - When do Teichmuller geodesics fellowtravel WP geodesics?

3 June, 2010

Atilla Yilmaz - UC Berkeley - Large Deviations for Random Walk in a Random Environment

12 May, 2010

Sinem Celik Onaran - Bogazici Universitesi - Legendrian knots and open book decompositions

21 April, 2010

Cem Guneri - Sabanci Universitesi - Some applications of curves over finite fields

7 April, 2010

Robin Wilson - Open University, UK - Leonhard Euler 300 years on

31 March, 2010

Matias Courdurier - Pontificia Universidad Catolica de Chile - Computed tomography and inversion formulas with incomplete measurements

24 March, 2010

Turker Biyikoglu - Isik Universitesi - Extremal eigenvalues of graphs