stanford algebraic geometry seminar 2021-2022

The Stanford Algebraic Geometry Seminar meets online, usually Fridays at noon pacific time.

Register in advance for the seminar:

Then attend the seminar: (pwd 362880)

date and timespeakertitlelinks
(noon Pacific unless otherwise specified)(click for abstract)
January 15Ben Antieau (Northwestern)Genus 1 curves in twisted projective spacesvideo, slides
January 22Takumi Murayama (Princeton)Grothendieck’s localization problemvideo, slides, handout
January 29Soumya Sankar (Ohio State)Derived equivalences of gerbey curves
February 5Sean Keel (UT Austin)Berkovich geometry and mirror symmetryvideo
February 12Laure Flapan (Michigan State)Fano manifolds associated to hyperkähler manifoldsslides
February 19Izzet Coskun (UIC)Algebraic Hyperbolicity and Lang-type loci in hypersurfacesvideo, slides
February 26Jihao Liu (Utah)Complements and local singularities in birational geometryvideo, slides
March 5Arend Bayer (Edinburgh)Fano varieties: from derived categories to geometry via stabilityvideo, slides
March 12, 4 pmYuuji Tanaka (Kyoto)On the virtual Euler characteristics of the moduli spaces of semistable sheaves on a complex projective surfaceslides
March 26Nikolas Kuhn (Stanford)A blowup formula for virtual Donaldson invariantsvideo
April 2Matt Baker (Georgia Tech)Pastures, Polynomials, and Matroidsvideo
April 9Sam Molcho (ETH)The strict transform in logarithmic geometryslides
April 16Samir Canning (UC San Diego)The Chow rings of M7, M8, and M9video, slides
April 23Michael Temkin (HUJI)Logarithmic resolution of singularitiesvideo, slides
April 30Remy van Dobben de Bruyn (Princeton/IAS)Constructing varieties with prescribed Hodge numbers modulo m in positive characteristicslides
May 7Geoff Smith (UIC)Normal bundles of rational curves and separably rationally connected varietiesvideo, slides
May 14Joachim Jelisiejew (Warsaw)Pathologies on the Hilbert scheme of pointsvideo, slides
May 21Eric Katz (Ohio State)Iterated p-adic integration on semistable curvesvideo, slides
May 28Dhruv Ranganathan (Cambridge)Constructing logarithmic modulivideo, slides
June 4Martin Ulirsch (Goethe-Universität Frankfurt)Tropical geometry and logarithmic compactifications of reductive algebraic groupsvideo, slides
June 11Lena Ji (Princeton/Michigan)The Noether–Lefschetz theoremslides
July 9Denis Nardin (Regensburg)Quadratic forms on rings and the homotopy limit problemvideo, slides
July 16Raymond Cheng (Columbia)q-bic hypersurfacesvideo, slides
July 23Tom Graber (Caltech)Virtual localization for relative obstruction theories and stable log mapsvideo, slides
July 30Federico Scavia (UBC)The Grothendieck ring of stacksvideo, slides
August 6Ritvik Ramkumar (Berkeley)On the tangent space to the Hilbert scheme of points in P^3 video, slides
August 13Elden Elmanto (Harvard)The completely decomposed arc topology and motivic applications
September 10Maria Yakerson (ETH)Twisted K-theory in motivic homotopy theoryslides
September 17Han-Bom Moon (Fordham/Stanford)Derived category of moduli of vector bundlesvideo, slides
September 24Ming Hao Quek (Brown)Logarithmic resolution of singularities via multi-weighted blow-upsvideo, slides
October 1Arnav Tripathy (Stanford)Line bundles in equivariant elliptic cohomologyvideo, slides
October 8Joaquín Moraga (Princeton)Toroidalization principles for klt singularitiesvideo, slides
October 15Maddie Weinstein (Stanford)Algebraic geometry of curvature and matrices with partitioned eigenvaluesvideo, slides
November 5 in 383-NMohammed Abouzaid (Columbia)What can symplectic topology tell us about algebraic varieties?
November 12Kai Behrend (UBC)Donaldson-Thomas theory of the quantum Fermat quinticvideo, slides
November 19Renzo Cavalieri (Colorado State)The integral Chow ring of M_0(P^r,d)video, slides
November 26no meeting (Thanksgiving break)
December 3Louis Esser (UCLA)Varieties of general type with doubly exponential asymptoticsvideo, slides
December 10Noah Olander (Columbia)Semiorthogonal Decompositions and Dimensionvideo, slides
December 17Ziquan Zhuang (MIT)Properness of the K-moduli spacevideo, slides

Here is the start of 2022. (I’ll eventually make a new page for this.)

date and timespeakertitlelinks
(noon Pacific unless otherwise specified)(click for abstract)
January 14Emily Clader (SFSU)Permutohedral complexes and rational curves with cyclic actionvideo, slides
January 21Chelsea Walton (Rice)Representation theory of elliptic algebrasvideo, slides
January 28Allen Knutson (Cornell)Resolutions of Richardson varieties, stable curves, and dual simplicial spheresvideo, slides
February 4Madeline Brandt (Brown)Top Weight Cohomology of Agvideo, slides
February 11no meeting
February 18Enrica Mazzon (Michigan)Higher Fano manifoldsvideo
February 25Yi Hu (Arizona)Resolution of Singularities in Arbitrary Characteristicsvideo, slides
March 4Ana Balibanu (Harvard)Regular centralizers and the wonderful compactificationvideo, slides
March 11Omid Amini (Ecole Polytechnique)Geometry of hybrid curves and their moduli spaces, with a view toward applicationsslides
March 18Tony Yue Yu (Caltech)Non-archimedean Quantum K-theory and Gromov-Witten invariantsvideo, slides
March 25Hunter Spink (Stanford)A new Chern character for “classical Lie type” combinatoricsvideo
April 1Siddarth Kannan (Brown)Moduli of relative stable maps to P^1: Cut-and-paste invariantsvideo, slides
April 8Michail Savvas (UT Austin)Reduction of stabilizers and generalized Donaldson-Thomas invariantsvideo, slides
April 15Kiran Kedlaya (UC San Diego)Angle ranks of abelian varietiesvideo, slides
April 22-24Ellenberg, Frei, Gallardo, Kelly, Totaro, Vinzant, …Western Algebraic Geometry Seminar (at Colorado State)
April 29David Anderson (Ohio State)The direct sum morphism in (equivariant) Schubert calculusvideo, slides
May 6Daniil Rudenko (Chicago)Rational Elliptic Surfaces and Trigonometry of Non-Euclidean Tetrahedravideo, slides
May 13Daniele Agostini (Max Planck Institute Leipzig)Singular curves, degenerate theta functions and KP solutionsvideo, slides
May 20Tony Feng (MIT)Enumerative arithmetic geometry and automorphic formsvideo, slides
May 27Soheyla Feyzbakhsh (Imperial College London)Hyperkahler varieties as Brill-Noether loci on curvesvideo, slides

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