Talks

Recent and upcoming talks

Limit periods and arithmetic heights (TBD), ~12.06.2023
FoCM Computational Number Theory Workshop, Paris/France

Separating periods of quartic surfaces (TBD), ~01.05.2023
Workshop on algorithmic aspects of dynamical systems, Holetown/Barbados

Transcendence of 1-periods (TBD), ~16.02.2023
Workshop Lisboa on “Periods”, Lisbon/Portugal

Arithmetic with transcendental numbers, 06.02.2023
Seminar of the Mathematical Institute, Leiden/The Netherlands

Limit periods, arithmetic, and combinatorics (TBD), 18.01.2023
Seminar der Arbeitsgruppen Diskrete Mathematik/Geometrie & Diskrete Geometrie, Berlin/Germany

Separating periods of quartic surfaces, 29.12.2022
Koç University Mathematics Seminar, Istanbul/Turkey

Past talks

Separating period integrals of quartic surfaces, 24.11.2022
Mathematics Colloquium, Mainz/Germany (Talk #2)

Limit periods on curves and arithmetic heights, 24.11.2022
Geometry and Arithmetic Colloquium, Mainz/Germany (Talk #1)

Computing limit mixed Hodge structures, 11.11.2022
ODTÜ-BİLKENT Algebraic Geometry Seminar, Bilkent/Turkey (Zoom)

Limit periods on curves and arithmetic heights, 06.10.2022 (Video recording)
Oberwolfach mini-workshop: Quantization of Complex Symplectic Varieties, Oberwolfach/Germany

Local non-Archimedean height pairing via tropical biextensions, 13.09.2022
Intercity Seminar on Arakelov Geometry 2022, Madrid/Spain

Computing limit mixed Hodge structures, 29.08.2022
Computational Geometry workshop, Nottingham/UK

Heights, periods, and arithmetic on curves, 28.04.2022
Oberseminar Algebraische Geometrie, Hannover/Germany

Heights, periods, and arithmetic on curves, 25.03.2022
ODTÜ-BİLKENT Algebraic Geometry Seminar, Ankara/Turkey

Heights on Curves and Limits of Hodge Structures, 07.02.2022
Séminaire Equations Différentielles, Institut Des Hautes Etudes Scientifiques, Paris/France

Heights, periods, and arithmetic on curves, 28.10.2021
Seminar on Nonlinear Algebra, Leipzig/Germany

Arithmetic self-intersections and canonical limit mixed Hodge structures, 07.09.2021
Conference on Arakelov Geometry, Regensburg/Germany

Separation of periods of quartic surfaces, 22.07.2021
Oberwolfach workshop: Explicit Methods in Number Theory, Oberwolfach/Germany

Separation of periods of quartic surfaces, 22.06.2021
Oberwolfach workshop: Classical Algebraic Geometry, Oberwolfach/Germany

Separation of periods of quartic surfaces, 18.05.2021
Freemath seminar, London/UK (Zoom)

Separating periods of quartic surfaces, 14.12.2020
Groupe de Travail: Périodes, Paris/France (Zoom)

Separating periods of quartic surfaces, 09.12.2020
Number Theory Seminar, Bonn/Germany (Zoom)

Separating periods of quartic surfaces, 03.12.2020
Seminar Algebraic Geometry (SAG), Bonn/Germany (Zoom)

Separating periods of quartic surfaces, 26.11.2020
Q-Number Theory and Algebraic Geometry Seminar, Vancouver/Canada (Zoom)

Separating periods of quartic surfaces, 16.10.2020, (slides)
ODTÜ–Bilkent algebraic geometry seminar, Ankara/Turkey (Zoom)

Separating periods of quartic surfaces, 17.09.2020
The annual meeting of the German Mathematical Society (DMV), Chemnitz/Germany (Zoom)

Separating periods of quartic surfaces, 19.08.2020
Uluslararası Cebirsel GEometri Neşesi (UCGEN), Zoom

Separating periods of quartic surfaces, 17.07.2020
Geometry, Arithmetic and Differential Equations of Periods, Rio/Brazil (Online)

Separating periods of quartic surfaces, 09.07.2020, (slides)
Algebraic geometry seminar, Hannover/Germany (Online)

Separating periods of quartic surfaces, 02.06.2020, (slides), flashtalk
ICERM (Virtual) Workshop on Arithmetic Geometry, Number Theory, and Computation, Zoom/Online

Down to characteristic p and then back up again:
computations with the p-adic obstruction map
(slides, video), 07.04.2020
Non-linear Algebra Seminar Online (NASO), Zoom/Online

On reconstructing subvarieties from their periods, 07.01.2020
in Number Theory Seminar at MIT, Cambridge/USA

On reconstructing subvarieties from their periods, 14.11.2019
Algebra/algebraic geometry seminar at UiO, Oslo/Norway

Computing transcendental invariants of hypersurfaces (slides), 11.07.19
in SIAM Conference on Applied Algebraic Geometry 2019, Bern/Switzerland

Computing mixed Hodge structures on singular hypersurfaces, 27.06.19
in Colloquium for “Periods, Moduli spaces and the Arithmetik of Algebraic Varieties”, Mainz/Germany

Computing mixed Hodge structures on singular hypersurfaces, 31.05.19
in Colóquio de Geometria e Aritmética, Rio de Janeiro/Brazil

Numerical transcendental methods for computing Picard and Hodge groups, 11.02.2019
in University of Grenoble, Grenoble/France

Numerical transcendental methods for computing Picard and Hodge groups, 08.01.2019
in Number Theory Seminar at MIT, Cambridge/USA

Numerical methods in transcendental algebraic geometry, 13.11.2018
in Algebra and Number Theory seminar, Augsburg/Germany

p-adic Hodge theory of elliptic curves, 06.11.2018
in Chow Lectures by Peter Scholze, Leipzig/Germany

Introduction to Hodge theory: a complex and a p-adic view, 26.10.2018
in preparatory event for Chow lectures, Leipzig/Germany

Numerical methods in transcendental algebraic geometry, 16.10.2018
in Seminar “Geometria Diferencial” at IMPA, Rio/Brazil

Numerical transcendental methods for computing Picard and Hodge groups, 09.10.2018
in Seminar “Variedades de Calabi-Yau” at IMPA, Rio/Brazil

Hodge Theory via Numerical Period Homotopy (notes), 14.08.2018
in Summer School on Numerical Computing in Algebraic Geometry, Leipzig/Germany

Computing periods of hypersurfaces, 05.07.2018
in Research Seminar “Algebraic Geometry”, Hannover/Germany

Computing periods without taking Riemann integrals (slides), 20.06.2018
in Seminar on Nonlinear Algebra, Leipzig/Germany

Computing periods of hypersurfaces, 31.05.2018
in Oberseminar “Algebra und Theoretische Mathematik”, Chemnitz/Germany

Computing and using periods of hypersurfaces, 23.05.2018
in Research Seminar “Algebra and Geometry”, Frankfurt/Germany

Computing and using periods of hypersurfaces, 08.05.2018
in Forschungsseminar “Arithmetische Geometrie”, Berlin/Germany

Computing periods of hypersurfaces, 18.04.2018
in Imperial College London, London/UK

Computing periods of hypersurfaces, 14.02.2018
in Algebraic Geometry Seminar, Chicago/USA

Computing periods of hypersurfaces, 07.02.2018
in Algebraic Geometry and Commutative Algebra Seminar, Notre Dame/USA

Computing periods of hypersurfaces, 06.02.2018
in Applied Math Seminar, Notre Dame/USA

Images of algebraic varieties, 12.12.2017
in OSCAR Conference, Leipzig/Germany

Computing periods of hypersurfaces, 20.11.2017
in Seminar “Computations and Proofs”, Paris/France

Enumerative geometry of double spin curves, 08.11.2017
in KTH & SU Algebra and Geometry Seminar, Stockholm/Sweden

Enumerative geometry of double spin curves, 07.11.2017
in Algebra and Geometry Seminar, Uppsala/Sweden

Enumerative geometry of double spin curves, October 2017
in ODTÜ-Bilkent Algebraic Geometry Seminar, Ankara/Turkey

Enumerative geometry of double spin curves (slides), September 2017
PhD Defense,  Berlin/Germany

Enumerative geometry of double spin curves, August 2017
in IRTG Summer School 2017, Texel Island/The Netherlands

Periods and Picard-Fuchs Equations, July 2017
in Seminar on Nonlinear Algebra, Leipzig/Germany

Enumerative geometry of theta characteristics, July 2017
in Summer School in Enumerative Geometry, Trieste/Italy

Deformation of theta characteristics, May 2017
in Seminar on Nonlinear Algebra, Leipzig/Germany

Enumerative geometry of theta characteristics,  Januray 2017
in Workshop on Non-Linear Algebra, Leipzig/Germany

Enumerative geometry of theta characteristics, September 2016
in IRTG 1800 student conference 2016, Leiden/The Netherlands

Berkovich curves, June 2016
in IRTG College Seminar ‘Berkovich Spaces’, Berlin/Germany

Twistor connectivity of the cohomological moduli spaces, April 2016
in Intercity Geometry Seminar ‘Hodge isometries between K3 surfaces’, Leiden/The Netherlands

Enumerative geometry of theta characteristics, March 2016
in Arithmetic and Algebraic Geometry Seminar, Amsterdam/The Netherlands

Theta characteristics of an algebraic curve I, October 2015
in IRTG College Seminar ‘Literature Seminar’, Berlin/Germany

Finiteness of isogeny classes, June 2015
in IRTG College Seminar ‘Faltings’ theorem’, Berlin/Germany

Cohomology of complex tori, October 2014
in IRTG College Seminar ‘Abelian varieties and Fourier-Mukai transforms’, Berlin/Germany

Hecke operators, Hecke theory and the L-function associated to a cusp form, April 2014
in IRTG College Seminar ‘Fermat’s last theorem’, Berlin/Germany

Cohomology of Configuration Spaces – Part II, January 2014
in Topology and Geometry of Configuration Spaces, Bedlewo/Poland

Hurwitz numbers (Moduli and Automorphic Forms), September 2013
in Summer School (Moduli and Automorphic Forms) 2013, Joachimsthal/Germany

What is the moduli space of curves?, March 2013
in XV. Antalya Algebra Day, Antalya/Turkey

Idea of the moduli space of curves, March 2013
in Bilkent Algebraic Geometry Seminar, Ankara/Turkey

In how many ways can you vary a complex curve?, February 2013
in Student Conference, Berlin/Germany

The j-invariant, January 2013
in “What is…?” Seminar, Berlin/Germany

Schubert cycles, June 2012
in Intersection Theory Seminar, Berlin/Germany

*IRTG: International Research Training Group