Sam Payne – Invited Talks

2016

Refined curve counting and tropical geometry, Northwestern University, Algebraic Geometry Seminar
Top weight cohomology of moduli spaces of curves, University of Kentucky, Algebra Seminar
Tropical geometry of algebraic curves, University of Pittsburgh, Department Colloquium
Chip-firing and algebraic curves, University of St Thomas, Minneapolis, AMS Sectional Meeting
Tropical geometry of algebraic curves, Cornell University, Department Colloquium
Geometric invariants of semialgebraic sets, Fields Institute, Convexity in Algebraic Geometry
Moduli spaces of tropical curves, University of Michigan, Combinatorics Seminar
Tropical geometry of algebraic curves, Michigan State University, Department Colloquium
Tropical geometry of curves and their moduli, Fields Institute, Combinatorial Algebraic Geometry
Tropical geometry of curves and their moduli, Stony Brook University, Department Colloquium
Tropicalization of the moduli space of curves, University of Georgia, AMS Sectional Meeting
Tropical geometry of curves and their moduli, University of South Carolina, Department Colloquium

2015

Refined curve counting, tropical geometry, and motivic Euler characteristics, Oberwolfach Workshop on Nonarchimedean Geometry
Sandpile groups of random graphs, Workshop on Sandpile Groups, BIRS-CMO, Oaxaca
From chip-firing on graphs to the Brill-Noether theorem, Algebraic Geometry Seminar, NYU
From chip-firing on graphs to the Brill-Noether theorem, Valley Geometry Seminar, UMass
Tropical methods in Brill-Noether theory, Joint BHMN Colloquium, Brandeis
Tropical methods in Brill-Noether theory, Workshop on Degenerations in Algebraic Geometry, AIM
Tropical methods in Brill-Noether theory, Summer Institute for Algebraic Geometry, Utah
Tropical independence and the maximal rank conjecture for quadrics, Conference on Nonarchimedean Geometery and its Applications, University of Michigan
Algebraic curves, tropical geometry, and moduli, IMPA Conference on Tropical Geometry, Brazil
Algebraic curves, tropical geometry, and moduli, IMPANGA Conference, Bȩdlewo, Poland
Operational K-theory, Conference on Chow Groups, Motives, and Derived Categories, IAS, Princeton
Algebraic curves, tropical geometry, and moduli, Catholic University, Santiago, Chile
Algebraic curves, tropical geometry, and moduli, Brown University, Department Colloquium
Algebraic curves, tropical geometry, and moduli, Institute for Advanced Study, Princeton
Tropical Brill-Noether theory and applications, Simons Symposium, Puerto Rico
Tropical geometry and the equations of a general algebraic curve Ohio State University, Department Colloquium
Nonarchimedean methods for multiplication maps, University of Michigan, Algebraic Geometry Seminar

2014

Skeletons of Berkovich spaces, WONDER Mini-course, University of Utrecht
Bidding games, Microeconomic Theory Lunch Seminar, Yale University
Tropical curves, Graduate Workshop on Moduli of Curves, Stony Brook University
A tropical proof of the Gieseker-Petri Theorem, Oberwolfach Workshop on Classical Algebraic Geometry
Toric varieties and tropical degenerations, Toric Geometry and Mirror Symmetry, Sophus Lie Center, Norway
Tropical methods for linear series, Oberwolfach Workshop on Okounkov Bodies
Nonarchimedean methods for multiplication maps, University of Edinburgh
Brill-Noether theory on graphs, Mid-Atlantic Algebraic Geometry and Combinatorics Workshop
Nonarchimedean methods for multiplication maps, UPenn, Department Colloquium

2013

Nonarchimedean methods for multiplication maps, Princeton University, Algebraic Geometry Seminar
Nonarchimedean methods for multiplication maps, Georgia Algebraic Geometry Seminar (GAGS)
Adic tropicalizations, Workshop on Nonarchimedean Geometry, University of Regensburg
Bidding games, Workshop on Computational Geometry, Stony Brook University
Tropicalization of the moduli space of curves, University of Michigan, Algebraic Geometry Seminar
Tropicalization of the moduli space of curves, Columbia University, Algebraic Geometry Seminar
Topology of nonarchimedean analytic spaces, Current Events Bulletin, AMS Joint Meeting, San Diego
Lifting tropical intersections, Tropical Geometry Special Session, AMS Joint Meeting, San Diego

2012

Topology of nonarchimedean analytic spaces, MIT, Department Colloquium
The skeleton and top weight cohomology of M_g,n, Oberwolfach Workshop on Nonarchimedean Analytic Geometry
Tropicalization of the moduli space of curves, Stanford University, Algebraic Geometry Seminar
Tropicalization of the moduli space of curves, UC Berkeley, Commutative Algebra and Algebraic Geometry Seminar
Tropicalization of the moduli space of curves, Harvard/MIT Algebraic Geometry Seminar
Mixed face complexes of Minkowski sums, Workshop on Convex Polytopes, RIMS, Kyoto
Operational K-theory and localization on singular varieties, Oberwolfach Workshop on Classical Algebraic Geometry
Nonarchimedean geometry, tropicalization, and metrics on curves, Conference on char p and p-adic geometry, Mainz
Nonarchimedean geometry, tropicalization, and metrics on curves, DIAMANT Symposium, Nunspeet, Netherlands
Bidding games, Eindhoven Department Colloquium
Operational K-theory and localization for toric varieties, ETH, Algebraic Geometry Seminar
Nonarchimedean norms in algebraic geometry, University of Warwick, Department Colloquium
Operational K-theory and localization for toric varieties, COW Algebraic Geometry Seminar, Imperial College, London
Operational K-theory and localization for toric varieties, North German Algebraic Geometry Seminar, Hamburg
Tropical Brill-Noether theory, Tropical Geometry Workshop, ICMS, Edinburgh
Tropical Brill-Noether theory, Master class, RIMS, Kyoto
Nonarchimedean geometry, tropicalization, and metrics on curves, Workshop on tropical and quantum geometry, RIMS, Kyoto
Tropical and nonarchimedean analytic geometry of curves, University of Osnabrück, Department Colloquium
Nonarchimedean norms in algebraic geometry, University of Regensburg, Department Colloquium

2011

Nonarchimedean geometry, tropicalization, and metrics on curves, Tropical Geometry Workshop, CIEM, Castro Urdiales, Spain
Nonarchimedean geometry, tropicalization, and metrics on curves, University of Essen, Algebraic Geometry Seminar
Nonarchimedean geometry, tropicalization, and metrics on curves, MPI Bonn, Algebraic Geometry Seminar
Nonarchimedean geometry, tropicalization, and metrics on curves, Conference on Tropical Geometry and Computational Biology, Saarbrücken, Germany
Tropical and nonarchimedean analytic geometry of curves, Plenary talk at the First Latin American School on Algebraic Geometry and its Applications, Córdoba, Argentina
Nonarchimedean geometry, tropicalization, and metrics on curves. Plenary talk at the Second International Conference and Workshop on Valuation Theory, Segovia, Spain
Tropical Brill-Noether theory, Conference on Toric Geometry and Applications, Catholic University Leuven
Nonarchimedean geometry, tropicalization, and metrics on curves, Conference on Discrete, Tropical, and Algebraic Geometry, Goethe University, Frankfurt
Tropical Brill-Noether theorey, Columbia University, Algebraic Geometry Seminar
Nonarchimedean geometry, tropicalization, and metrics on curves, AGNES, MIT
Nonarchimedean geometry, tropicalization, and metrics on curves, Queen's University, Algebraic Geometry Seminar
Nonarchimedean geometry, tropicalization, and metrics on curves, University of Pennsylvania, Geometry and Physics Seminar
Boundary complexes and weight filtrations, Duke University, Algebraic Geometry Seminar

2010

Tropical geometry and adelic amoebas, New York Joint Number Theory Seminar, CUNY
Tropical Brill-Noether theory, Stony Brook University, Algebraic Geometry Seminar
Cox rings of toric vector bundles, Valley Geometry Seminar, University of Massachusetts
Chip firing on graphs and linear series on algebraic curves, Combinatorics in Algbera and Geometry, Cottbuss, Germany
Nonarchimedean algebraic geometry, University of Copenhagen, Topology and Algebra Seminar
Lifting Tropical Intersections, Summer School on Berkovich Spaces, Jussieu, Paris
Lifting Tropical Intersections, Oberwolfach Workshop on Classical Algebraic Geometry.
Tropical Brill-Noether theory. Humboldt University, Algebraic Geometry Seminar
Frobenius splittings of toric varieties, Conference on Frobenius splitting, University of Michigan
Tropical Brill-Noether theory, WAGS, University of British Columbia
Tropical Brill-Noether theory, UC Berkeley, Commutative Algebra and Algebraic Geometry Seminar
Nonarchimedean algebraic geometry, Yale University, Department Colloquium
Tropical Brill-Noether theory, Australian National University, Algebra and Topology Seminar
Nonarchimedean algebraic geometry, University of Minnesota, Department Colloquium
Nonarchimedean algebraic geometry, University of Illinois, Urbana-Champaign, Department Colloquium
Nonarchimedean algebraic geometry, University of Wisconsin, Madison, Department Colloquium
Nonarchimedean algebraic geometry, Boston College, Department Colloquium
Nonarchimedean algebraic geometry, California Institute of Technology, Department Colloquium
Tropical Brill-Noether theory, California Institute of Technology, Algebraic Geometry Seminar
Nonarchimedean algebraic geometry, University of Alberta, Department Colloquium

2009

Combinatorics of weight filtrations, University of Arizona, Department Colloquium
Tropical Brill-Noether theory, University of Arizona, Algebraic Geometry Seminar
Nonarchimedean algebraic geometry, Rice University, Department Colloquium
Tropical Brill-Noether theory, University of Texas, Austin, Geometry Seminar
Tropical Brill-Noether theory, Northwestern University, Algebraic Geometry Seminar
Tropical Brill-Noether theory, Tropical Geometry Colloquium, MSRI, Berkeley
Nonarchimedean algebraic geometry, University of Utah, Department Colloquium
Topology of compactified tropicalizations, University of Utah, Algebraic Geometry Seminar
Nonarchimedean algebraic geometry, MSRI/Evans Colloquium, UC Berkeley
Boundary complexes and weight filtrations, Colorado State University, Algebraic Geometry Seminar
Boundary complexes and weight filtrations, University of Maryland, Algebraic Geometry Seminar
Recent progress on Frobenius splittings, First British-Nordic Congress. Oslo, Norway
Boundary complexes and weight filtrations, Abel Symposium. Voss, Norway
Boundary complexes and weight filtrations, University of Copenhagen, Topology/Algebra Seminar
Recent progress on Frobenius splittings, MSRI, Berkeley
Frobenius splittings of toric varieties, AIM Workshop on Combinatorial Challenges for Toric Varieties
Frobenius splittings of toric varieties, AMS Special Session on Algebra and Number Theory with Polyhedra, San Francisco State University
Boundary complexes and weight filtrations, MSRI, Berkeley
Classical problems in toric geometry, MSRI, Berkeley
Invitation to toric geometry, MSRI, Berkeley
Bidding games, Free University, Berlin, Discrete Math Seminar
Tropicalization and nonarchimedean analytification, Oberwolfach Workshop on Toric Geometry

2008

Tropicalization and nonarchimedean analytification, University of Michigan, Algebraic Geometry Seminar
Tropicalization and nonarchimedean analytification, UC Berkeley, Commutative Algebra and Algebraic Geometry Seminar
Nonarchimededan geometry, Brown University, Department Colloquium
Analytification and tropicalization, University of Washington, Algebraic Geometry Seminar
Frobenius splittings of toric varieties, Oberwolfach Worskhop on Classical Algebraic Geometry
Bidding games, Santa Clara University, Department Colloquium
Adjunction theory for toric varieties, UC Berkeley, Toric Varieties Seminar
Frobenius splittings of toric varieties, University of Utah, Algebraic Geometry Seminar
Bidding games, BIRS Workshop on Combinatorial Game Theory

2007

Adelic amoebas, Oberwolfach Workshop on Tropical Geometry
Bidding games, California State University, East Bay, Department Colloquium
Toric vector bundles, University of Texas, Austin, Geometry Seminar
Bidding games, California State University, Fresno, Department Colloquium
Toric vector bundles, Stanford University, Department Colloquium
Toric vector bundles, University of Michigan, Sumner Myers Colloquium
Frobenius splittings of toric varieties, UC Berkeley, Commutative Algebra and Algebraic Geometry Seminar
Frobenius splittings of toric varieties, Oberwolfach mini-Workshop on Normality of Lattice Polytopes
Functoriality of tropicalization,Tata Institute of Fundamental Research, Algebraic Geometry Seminar
Functoriality of tropicalization, with applications, Conference on Real, Complex and Tropical Aspects of Enumerative Geometry, Centre de Récherche Mathématique, Université de Montréal
Moduli of toric vector bundles, Institut Mittag-Leffler
Toric vector bundles, Free University, Berlin, Algebraic Geometry Seminar
Ehrhart series and lattice triangulations, Arbeitsgemeinschaft, Reflexive Poytopes, Free University, Berlin
Toric vector bundles and the resolution property, Institut Mittag-Leffler

2006

Ehrhart series and lattice triangulations, UC Davis, Discrete Math Seminar
Ehrhart series and lattice triangulations, San Francisco State University, Combinatorics, Algebra, and Geometry Seminar
Toric vector bundles and the resolution property, McMaster University, Geometry and Topology Seminar
Integral cohomology of singular toric varieties, University of Toronto, Symplectic Geometry Seminar
Polyhedral complexes for tropical geometry, University of Toronto, Geometric Stories Seminar
Toric vector bundles and the resolution property, Princeton University, Algebraic Geometry Seminar
Toward foundations of tropical geometry, WAGS, University of Utah
Toric vector bundles and the resolution property, UIUC, Algebraic Geometry Seminar
Bidding games—theory and practice, Bay Area Discrete Math Day, MSRI
Toric vector bundles and the resolution property, UC Berkeley, Commutative Algebra and Algebraic Geometry Seminar
Integral cohomology of singular toric varieties, University of British Columbia, Algebraic Geometry Seminar
Toric vector bundles and the resolution property, Bellingham Algebraic Geometry Seminar
Ehrhart series and unimodality, AMS Conference on Integer Points in Polyhedra, Snowbird
Toric vector bundles and the resolution property, Stanford University, Algebraic Geometry Seminar
Branched covers of fans, UC Berkeley, Combinatorics Seminar
Toric vector bundles and the resolution property, University of Wisconsin, Algebraic Geometry Seminar
Cohomology of toric varieties, Géometrie Algébrique En Liberté XIV, Będlewo, Poland
Toric vector bundles and the resolution property, Johns Hopkins University, Algebraic Geometry Seminar
Integral cohomology of singular toric varieties, Ohio State University, Algebraic Geometry Seminar

2005

Toric vector bundles and the resolution property, Harvard/MIT Algebraic Geometry Seminar
Toric vector bundles and the resolution property, University of Chicago, Algebraic Geometry Seminar
Ehrhart polynomials and stringy Betti numbers, AMS Special Session on Algebraic Geometry and Combinatorics, Santa Barbara