Conference on Unexpected and Asymptotic Properties of Algebraic Varieties 2023

Brian Harbourne

Conference celebrates Brian Harbourne

August 11-12, 2023 | University of Nebraska-Lincoln

We are pleased to announce a conference to celebrate the many accomplishments of Professor Brian Harbourne. The conference will feature plenary talks by experts in algebraic geometry and commutative algebra as well as shorter talks or posters by recent Ph.Ds. Please register by July 1st.

Contact Alexandra Seceleanu with any inquiries about this conference.

Flyer  Schedule and Abstracts

Confirmed Speakers

  • Cristiano Bocci (University of Siena) slides
  • Sandra Di Rocco (KTH Stockholm)
  • Eloísa Grifo (University of Nebraska-Lincoln)
  • Elena Guardo (University of Catania) slides
  • Mike Janssen (Dordt University) slides
  • Juan Migliore (University of Notre Dame) slides
  • Uwe Nagel (University of Kentucky) slides
  • Joaquim Roé (Universitat Autònoma de Barcelona) slides
  • Tomasz Szemberg (Pedagogical Institute, Cracow) slides
  • Halszka Tutaj-Gasińska (Jagiellonian University, Cracow) slides

Schedule

Friday, August 11

9:00 - 9:15 AMRegistration 
9:15 - 9:30 AMOpening Remarks 
9:30 - 10:20 AMTomasz SzembergThrough base loci towards positivity
10:30 - 11:00 AMCoffee Break 
11:00 - 11:30 AMJoaquim Roé (virtual)On the boundary of the Mori cone of general blowups of the plane
11:40 AM - 12:30 PMJuan Migliore (virtual)Star configurations, and their progenitors and descendants
12:30-2:00 PMLunch break 
2:00 - 2:50 PMElena GuardoSteiner systems and configurations of points
3:10 - 3:40 PMCoffee Break 
3:40 - 4:30 PMMike JanssenOn Symbolic Powers of Ideals
6:00 PMReception at the home of Sandeep Holay 

Saturday, August 12

9:00 - 9:30 AMSandra Di Rocco (virtual)Relative Polar Geomerty of Algebraic Data
9:40 - 10:10 AMHalszka Tutaj-Gasińska (virtual)Some constructions of unexpected hypersurfaces
10:20 - 11:00 AMCoffee Break 
11:00 - 11:50 AMUwe NagelExpect to be Surprised: Brian Harbourne's Contributions on Unexpected Properties
12:00 PM - 1:00 PMPoster Session 
1:00-2:30 PMLunch break 
2:30 - 3:20 PMEloísa GrifoA survey of Harbourne's Conjecture 
3:30 - 4:00 PMCoffee Break 
4:10 - 5:00 PMCristiano BocciFantastic points and where to find them
5:10 - 5:20 PMClosing Remarks 

Poster Presenters

  • Sankhaneel Bisui, Arizona State University, and Thai Than Nguyen, McMaster University
    Interpolation-related Bounds
  • Reid Buchanan, Oklahoma State University
    Macaulay Coefficients and Decomposing Lex Segments
  • Sebastian Calvo, Pennsylvania State University
    The Icosahedral Line Configuration and Waldschmidt Constants
  • Hoai Dao, Oklahoma State University
    Resolving powers of the maximal ideal with a hole
  • Lucja Farnik, Pedagogical University of Cracow
    Unexpected cones and geproci sets
  • Karthik Ganapathy, University of Michigan
    The infinite variable polynomial ring in positive characteristic
  • Allison Ganger and Levi Heath, University of Nebraska
    Infinitesimally geproci sets
  • Sean Grate, Auburn University
    Betti tables forcing failure of the Weak Lefschetz Property
  • Thiago Holleben, Dalhousie University
    Lefschetz properties of squarefree monomial ideals
  • Arvind Kumar, New Mexico State University
    On resurgence numbers of cover ideal of graphs
  • Manohar Kumar, Indian Institute of Technology Kaharagpur
    Regularity comparison of symbolic and ordinary powers of weighted oriented graphs
  • Nikola Kuzmanovski, University of Nebraska
    Generalizations of Macaulay's lex ideal theorem
  • Adam LaClair, Purdue University
    Castelnuovo-Mumford regularity of binomial edge ideals
  • Cheng Meng, Purdue University
    Multiplicities in flat local extensions
  • Michael Morrow, University of Kentucky
    Computing Groebner Bases and Free Resolutions of OI-Modules
  • Ritvik Ramkumar, Cornell University
    Cartwright-Sturmfels ideals and their moduli
  • Shahriyar Roshan-Zamir, University of Nebraska
    Interpolation in the Weighted Projective Space
  • Naufil Sakran, Tulane University
    Unipotent Numerical Semigroups
  • Andrew Soto Levins, University of Nebraska
    A Rigidity Theorem for Ext
  • Stephen Stern, University of Nebraska
    On Alexander Self-duality
  • Likun Xie, University of Illinois at Urbana-Champaign
    On an Instance of the Small Cohen-Macaulay Conjecture
  • Frank Zimmitti, University of Nebraska
    Unexpectedness stratified by codimension

Organizers

  • Susan Cooper, University of Manitoba
  • Alexandra Seceleanu, University of Nebraska-Lincoln
  • Adam Van Tuyl, McMaster University