Link identifier archive #link-archive-27934 Stability conditions and exceptional collections

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Giovedì 28 Ottobre ore 14:15, Barbara Bolognese (Roma Tre) terrà il seminario di Geometria dal titolo "Stability conditions and exceptional collections".Abstract:Bridgeland stability conditions have proved to be an extremely versatile tool to study the birational…

Link identifier archive #link-archive-1308Quantization properties for the n-Liouville equation

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Mercoledì 27 Ottobre alle ore 11:00 il Prof. Marcello Lucia (College of Staten Island and Graduate Center, City University of New York) terrà un working seminar di Analisi Matematica dal titolo "Quantization  properties for the…

Link identifier archive #link-archive-9608Topology of Tropical Moduli Spaces of weighted stable curves in higher genus.

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Topology of Tropical Moduli Spaces of weighted stable curves in higher genus.
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Giovedì 14 Ottobre ore 14:15, Stefano Serpente (Roma Tre) terrà il seminario di Geometria dal titolo "Topology of Tropical Moduli Spaces of weighted stable curves in higher genus".Abstract: Given integers g≥0, n≥1, and a vector w∈(Q∩(0, 1])^n such that 2g −2 + ∑w_i > 0, we study…

Link identifier archive #link-archive-49574Doppio Seminario di Geometria

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Giovedì 30 Settembre 2021, ore 14:00, Martin Ulirsch (Frankfurt) e Samouil Molcho (ETH) terranno i seguenti seminari:M. Ulirsch: Buildings, parabolic bundles, and toroidal bordifications of reductive groupsAbstract: Bruhat-Tits buildings are natural piecewise-linear analogues of symmetric spaces for…

Link identifier archive #link-archive-54917Irreducibility of Severi varieties on K3 surfaces

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Irreducibility of Severi varieties on K3 surfaces
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Giovedì 7 Ottobre 2021, ore 14:00, Margherita Lelli Chiesa (Roma Tre) terrà il seminario di Geometria dal titolo "Irreducibility of Severi varieties on K3 surfaces".Abstract: Let (S,L) be a general K3 surface of genus g. I will prove…

Link identifier archive #link-archive-56189Specialness for non-archimedean varieties

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Specialness for non-archimedean varieties
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Martedì 28 settembre 2021, ore 15:00, Giovanni Rosso (Concordia University)  terrà il seminario di Teoria dei Numeri dal titolo: "Specialness for non-archimedean varieties".Abstract:Since the fundamental work of Faltings on Mordell's conjecture, many conjectures have been made concerning the…

Link identifier archive #link-archive-54398Fluctuation in the spectrum of non-Hermitian i.i.d. random matrices

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Fluctuation in the spectrum of non-Hermitian i.i.d. random matrices
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Giovedì 24 giugno 2021, ore 14:30, Giorgio Cipolloni (IST Austria)  terrà il seminario di Probabilità dal titolo "Fluctuation in the spectrum of non-Hermitian i.i.d. random matrices".Abstract:We consider a large non-Hermitian i.i.d. matrix X with real or complex entries, and…

Link identifier archive #link-archive-76859Invariant tori in exoplanetary systems: from theory to applications

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Mercoledì 23 giugno 2021, ore 15:30, Ugo Locatelli (Roma Tor Vergata)  terrà il seminario di Analisi dal titolo "Invariant tori in exoplanetary systems: from theory to applications".Abstract:As a preliminary introduction, KAM theory is briefly recalled by discussing in…

Link identifier archive #link-archive-93005Stability conditions loathe phantomic summands

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Giovedì 10 giugno 2021 alle ore 14:30, Domenico Fiorenza (Sapienza Università di Roma) terrà il seminario di Geometria dal titolo "Stability conditions loathe phantomic summands"Abstract: Showing that a given exceptional collection in a triangulated category is full…

Link identifier archive #link-archive-52858Search via Parallel Lévy Walks on Z^2

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Search via Parallel Lévy Walks on Z^2
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Venerdì 4 Giugno alle ore 15:00, Francesco D'Amore (INRIA / Université Côte d'Azur) presenterà il seminario di Logica e Informatica Teorica dal titolo: "Search via Parallel Lévy Walks on Z^2". ABSTRACT:Motivated by the Lévy foraging hypothesis…

Link identifier archive #link-archive-91423A very brief introduction to modern stable homotopy theory

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A conclusione del corso di GE450  Jonathan Beardsle (University of Nevada) terrà un seminario per gli studenti illustrando alcune delle direzioni moderne della topologia algebrica.Il suo intervento dal titolo "A very brief introduction to modern stable homotopy…

Link identifier archive #link-archive-88796Geometry of fine compactified Jacobians in genus 1

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Giovedì 20 maggio 2021 alle ore 14:30, Orsola Tommasi (Padova) terrà il seminario di Geometria dal titolo "Geometry of fine compactified Jacobians in genus 1".AbstractThe degree d universal Jacobian parametrizes degree d line bundles on smooth curves.…

Link identifier archive #link-archive-1639A family of tree-based generators for bubbles in directed graphs

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A family of tree-based generators for bubbles in directed graphs
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Venerdì 30 aprile 2021 alle ore 15:00, la prof.ssa Blerina Sinaimeri (LUISS) presenterà il seminario di Logica e Informatica Teorica dal titolo: "A family of tree-based generators for bubbles in directed graphs". ABSTRACTBubbles are pairs of…

Link identifier archive #link-archive-94617Spazi di moduli di cubic fourfolds et motivi di tipo abeliano

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Giovedì 22 aprile 2021, ore 14:30, Michele Bolognesi (Université de Montpellier ) terrà il seminario di Geometria dal titolo "Spazi di moduli di cubic fourfolds et motivi di tipo abeliano".Dopo una doverosa introduzione, la prima parte del seminario sarà dedicata…

Link identifier archive #link-archive-59612ANNULLATO - Fixed-point loci in the Hilbert schemes of points in the plane

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                    Si comunica che il seguente seminario e' stato annullato  Giovedì 15 aprile 2021, ore 14:30, Jorgen Rennemo (University of Oslo)  terrà il seminario di Geometria dal titolo "Fixed-point loci in the…

Link identifier archive #link-archive-5470Step-by-step community detection in volume-regular graphs

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Step-by-step community detection in volume-regular graphs
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Venerdì 9 aprile 2021 alle ore 15:00, il dott. Emilio Cruciani (Universitaet Salzburg) presenterà il seminario di Logica e Informatica Teorica dal titolo: "Step-by-step community detection in volume-regular graphs". ABSTRACTSpectral techniques have proved amongst the most effective…

Link identifier archive #link-archive-14263Recent progress in mixed characteristic higher dimensional algebraic geometry geometry

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Giovedì 8 aprile 2021, ore 18:00, Karl Schwede (University of Utah) terrà il seminario di Geometria dal titolo  "Recent progress in mixed characteristic higher dimensional algebraic geometry"Abstract:  In characteristic zero birational algebraic geometry, Kawamata-Viehweg vanishing is a centrally…

Link identifier archive #link-archive-98604Negative curvature and Kobayashi hyperbolicity

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Giovedì 1 aprile  2021, ore 14:30, Simone Diverio (Università La Sapienza) terrà il seminario di Geometria dal titolo "Negative curvature and Kobayashi hyperbolicity".AbstractNegativity of the holomorphic sectional curvature is a sufficient condition which insures that a compact complex…

Link identifier archive #link-archive-92521Irrational Gushel-Mukai Threefolds

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Giovedì 25 marzo 2021, ore 14:30, Giovanni Mongardi (Università di Bologna) terrà il seminario di Geometria dal titolo "Irrational Gushel-Mukai Threefolds".AbstractWe construct an explicit complex smooth Fano threefold with Picard numer 1, index 1 and degree 10…

Link identifier archive #link-archive-86976Intersection cohomology of character varieties of rank two

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Giovedì 18 marzo 2021, ore 14:30, Mirko Mauri  (MPIM Bonn) terrà il seminario di Geometria dal titolo "Intersection cohomology of character varieties of rank two".Abstract: Character varieties parametrise representations of the fundamental group of a compact Riemann surface,…