Talks

Conference and Seminar Talks

• The Segre type of a line on a degree 2n-1 hypersurface in P^{n+1}, Conference: Motives in Mainz, 20.03.2024
• Counting curves over different fields using tropical geometry, EDGE seminar, Edinburgh, 06.03.2024
• Kurvenzählen leicht gemacht: Wie man mit tropischer Geometrie algebraische Kurven zählt, Antrittsvorlesung, TU Darmstadt, 10.01.2024
• Counting curves over an arbitrary field using tropical geometry, Seminar at the University in Stavanger, 10.8.2023
• Counting curves over an arbitrary field using tropical geometry, Motivic and non-commutative aspects of enumerative geometry, 3.7.2023, video
• Tropical Methods in Refined Enumerative Geometry, Algebraic Geometry Seminar Düsseldorf, 19.06.2023
• Counting curves over an arbitrary field using tropical geometry, Conference talk at "HODGE THEORY, MIRROR SYMMETRY, AND PHYSICS OF CALABI-YAU MODULI" in Heidelberg, 15.6.2023, video
• A quadratically refined tropical Bézout theorem, Seminar Talk in Heidelberg, 12.05.2023
• Tropical methods in refined enumerative geometry, Seminar Talk in Wuppertal, 19.04.2023
• Counting curves over an arbitrary field using tropical geometry, Belgian-Dutch Algebraic Geometry Seminar in Nijmegen, 24.03.2023
• Counting curves in GW(k) using tropical geometry, Algebraic Geometry Seminar at Duke University, 03.03.2023
• A quadratically enriched tropical Bézout theorem, Algebra Seminar Tromsø, 23.02.2023
• A quadratically enriched correspondence theorem, Algebra Seminar Oslo, 23.02.2023
• Quadratically refined enumerative geometry, COW meets EAGLE in Birmingham, 02.02.2023, video
• Tropical methods in A1-enumerative geometry, Seminar Talk at the Universität Tübingen, 25.01.2023, notes
• A quadratically enriched Bézout theorem for tropical curves, Seminar Talk at the Universität Bielefeld, 18.01.2023, slides
• Quadratically enriched tropical intersections, Seminar talk at the Goethe Universität Frankfurt, 25.11.2022
• An introduction to A^1-enumerative geometry, Seminar talk at the Heinrich-Heine-Universität Düsseldorf, 28.10.2022
• Arithmetic enrichments in enumerative geometry, Conference on Arithmetic Algebraic Geometry, Darmstadt, 05.10.2022
• Arithmetic enrichments of classical results in enumerative geometry, Women in Arithmetic Geometry, 27.09.2022, notes
• A quadratically enriched tropical Bézout theorem, Motivic Geometry conference in Oslo, 10.08.2022, notes
• The Bézoutian and the A^1-degree, Seminar on AG and ramification at Peking university (online), 25.07.2022, notes
• Bott’s residue formula in A^1-enumerative geometry, K-theory, algebraic cycles and motivic homotopy theory at the Isaac Newton Institute in Cambridge, 04.07.2022, video, notes
• Tropical Methods in A^1-enumerative geometry, algebraic topology seminar at UCLA (online), 27.06.2022, notes
• Enriched tropical interesections, 5.4. and 12.4.2022, joint talk with Andrés Jaramillo Puentes at the Motives seminar in Essen, notes and video
• Quadratic counts of rational curves on a quintic threefold at the University of Pennsylvania Homotopy Theory Seminar (virtual), 25.02.2022, notes
• Quadratic enrichments of enumerative counts using Atiyah-Bott localization, AG Seminar at the Universität Regensburg, 25.11.2021
• Counting twisted cubics over an arbitrary field, Algebra Seminar at the University of Oslo, 30.09.2021, notes
• Atiyah-Bott localization in equivariant Witt cohomology and the count of twisted cubics on a quintic threefold in W(k), Summer School and Conference on The Six-Functor Formalism and Motivic Homotopy Theory, 20.09.2021
• An introduction to A^1-enumerative geometry, Branching from number theory: p-adics in the sciences, 30.08.2021, notes
• A^1-contractible varieties, Seminar on Motivic Homotopy Theory, 24.06.2021, notes
• Formulas for the A^1-degree, Seminar on A^1-topology, motives and K-theory, 25.03.2021, video, notes
• Enumerative geometry via the A^1-degree, 2020 Cascade Topology Seminar (Online), 26.09.2020, video
• Types of lines and dynamic Euler numbers enriched in GW(k), Motivic Geometry, 09.09.2020, video, notes
• Quadratic dynamic and excess intersection, Motives and what not (online conference), 29.07.2020, video, notes, example, example
• Types of lines and Euler Numbers enriched in GW(k), Geometry seminar at Duke University, 09.03.2020, notes
• Types of Lines and Euler Numbers enriched in GW(k), Workshop in Real Enumerative Geometry and Beyond, Vanderbilt University, 06.03.2020, notes
• A^1-enumerative geometry via the A^1-degree, University of Oslo, Motivic Hopf equations seminar, 12.02.2020, notes
• Lines on a Quintic Threefold, University of Southern California, 18.11.2019
• Lines on a Quintic Threefold, University of South Carolina, Algebra, Geometry, and Number Theory Seminar, 08.11.2019
• Counting Lines on Hypersurfaces in P^n over different fields, Young Topologists Meeting 2019, 22.07.2019
• A^1-homotopy theory and affine algebraic geometry, 1st Joint Meeting Brazil-France in Mathematics, 19.07.2019
• Types of Lines on Quintic Threefold and Beyond, PIMS Workshop on Arithmetic Topology, 12.06.2019
• A^1-contractible varieties, Affine Algebraic Geometry and Transformation Groups, In honor of Lucy Moser-Jauslin's 60th Birthday, 28.05.2019
• A^1-contractible varieties, Women in Homotopy Theory and Algebraic Geometry II, 20.03.2019
• A^1-contractible varieties, NTNU Trondheim, 08.10.2018
• A^1-contractibility of Koras-Russell like varieties, Algebraic Geometry - Mariusz Koras in memoriam, 31.05.2018, video

Notes for Talks at the Motives Seminar

Here are some notes for the talks I gave at the Motives and Research Seminar in Essen.

Notes for my talk in the Motives Seminar on Virtual fundamental classes in motivic homotopy theory

Notes for my talk in the Motives Seminar on Caporaso-Harris recursion formula for place curves of positive genus

Notes for my talk in the Motives Seminar on Caporaso-Harris formula for refined invariants

Notes for my talk in the Motives Seminar on Milnor Witt sheaves and Chow Witt groups

Notes for my talk in the Research Seminar titled Back to Irrationality Proofs

Notes for my talk in the Motives Seminar titled Individual Power Operations: Formulas on the motivic Steenrod operations