AMS :: Spring Southeastern Sectional Meeting, AMS Special Session

AMS Sectional Meeting AMS Special Session

Current as of Saturday, March 21, 2020 03:30:04

Associate secretaries:

Brian D Boe, AMS brian@math.uga.edu

Friday March 13, 2020, 2:00 p.m.-4:15 p.m.
Special Session on Combinatorics Related to Geometry and Representation Theory, I
Room 315, New Cabell Hall
Organizers:
Heather M Russell, University of Richmond hrussell@richmond.edu
Rebecca Goldin, George Mason University
- 2:00 p.m.
  Vandermondes, superspace, and spanning line configurations.
  Brendon Rhoades*, University of California, San Diego
  Andrew Timothy Wilson, Portland State University
  (1155-05-251)
- 3:00 p.m.
  Projective Embeddings of $\overline{M}_{0,n}$ and Parking Functions.
  Maria Monks Gillespie*, Colorado State University
  (1155-05-146)
- 3:30 p.m.
  Two-boundary diagram algebras.
  Zajj B Daugherty*, The City College of New York
  (1155-16-595)

Saturday March 14, 2020, 8:00 a.m.-10:45 a.m.
Special Session on Combinatorics Related to Geometry and Representation Theory, II
Room 315, New Cabell Hall
Organizers:
Heather M Russell, University of Richmond hrussell@richmond.edu
Rebecca Goldin, George Mason University
- 8:00 a.m.
  Critical groups of the Kneser and Grassmann strongly regular graphs.
  Joshua E Ducey*, James Madison University
  (1155-05-408)
- 8:30 a.m.
  A positive formula for type $A$ Peterson Schubert calculus.
  Rebecca Goldin, George Mason University
  Brent Gorbutt*, George Mason University
  (1155-05-317)
- 9:00 a.m.
  Springer fibers and webs.
  Julianna Tymoczko*, Smith College
  (1155-14-627)
- 10:00 a.m.
  Classifying $SL_3$-webs in finite type surfaces up to isotopy.
  Charles Frohman*, The University of Iowa
  Adam Sikora, State University of New York at Buffalo
  (1155-57-89)

Saturday March 14, 2020, 3:00 p.m.-4:50 p.m.
Special Session on Combinatorics Related to Geometry and Representation Theory, III
Room 315, New Cabell Hall
Organizers:
Heather M Russell, University of Richmond hrussell@richmond.edu
Rebecca Goldin, George Mason University
- 3:00 p.m.
  Structure constants of equivariant oriented cohomology of flag varieties.
  Rebecca Goldin, George Mason University
  Changlong Zhong*, SUNY-Albany
  (1155-14-124)
- 3:30 p.m.
  Puzzles for Segre-Schwarz-MacPherson Schubert calculus.
  Allen Knutson*, Cornell University
  Paul Zinn-Justin, University of Melbourne
  (1155-05-494)
- 4:30 p.m.
  Restriction of Maulik-Okounkov classes from type A to type C Grassmannians.
  Iva Halacheva*, Northeastern University
  Allen Knutson, Cornell University
  Paul Zinn-Justin, University of Melbourne
  (1155-22-493)

Sunday March 15, 2020, 9:00 a.m.-11:50 a.m.
Special Session on Combinatorics Related to Geometry and Representation Theory, IV
Room 315, New Cabell Hall
Organizers:
Heather M Russell, University of Richmond hrussell@richmond.edu
Rebecca Goldin, George Mason University
- 9:00 a.m.
  Positivity of characteristic classes.
  Paolo Aluffi, Florida State
  Leonardo Mihalcea*, Virginia Tech
  Jorg Schurmann, Munster
  Changjian Su, Univ. of Toronto
  (1155-14-296)
- 10:00 a.m.
  The A$\cdot$B$\cdot$C$\cdot$Ds of Schubert calculus.
  Colleen Robichaux*, University of Illinois at Urbana-Champaign
  Harshit Yadav, University of Illinois at Urbana-Champaign
  Alexander Yong, University of Illinois at Urbana-Champaign
  (1155-05-239)
- 10:30 a.m.
  Bruhat Atlases in Coordinates.
  Daoji Huang*, Cornell University
  (1155-14-150)
- 11:00 a.m.
  Gröbner geometry of Schubert polynomials through ice.
  Zachary Hamaker, University of Florida
  Oliver Pechenik*, University of Michigan
  Anna Weigandt, University of Michigan
  (1155-05-129)
- 11:30 a.m.
  Derivatives of Schubert polynomials and proof of a determinant conjecture of Stanley.
  Zachary Hamaker, University of Florida
  Oliver Pechenik, University of Michigan
  David E Speyer, University of Michigan
  Anna Weigandt*, University of Michigan
  (1155-05-128)