AMS Sectional Meeting AMS Special Session
Current as of Saturday, September 23, 2017 03:30:04
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Fall Eastern Sectional Meeting
University at Buffalo, State University of New York, Buffalo, NY
September 1617, 2017 (Saturday  Sunday)
Meeting #1132
Associate secretaries:
Steven H Weintraub, AMS shw2@lehigh.edu
Special Session on Polynomials in Enumerative, Algebraic, and Geometric Combinatorics

Saturday September 16, 2017, 8:00 a.m.10:50 a.m.
Special Session on Polynomials in Enumerative, Algebraic, and Geometric Combinatorics, I
Room 213, Norton Hall
Organizers:
Robert Davis, Michigan State University davisr@math.msu.edu
Bruce Sagan, Michigan State University

8:00 a.m.
Toric ideals of neural codes.
Nida Kazi Obatake, Texas A & M University
Elizabeth Gross*, San Jose State University
Nora Youngs, Colby College
(113213304)

8:30 a.m.
Positivity of Ehrhart polynomials' coefficients.
Federico Castillo*, UC Davis
(113205247)

9:00 a.m.
Newton polytopes and symmetric Grothendieck polynomials.
Laura Escobar*, University of Illinois at UrbanaChampaign
Alexander Yong, University of Illinois at UrbanaChampaign
(113205278)

9:30 a.m.
From generalized permutahedra to Grothendieck polynomials via flow polytopes.
Karola Meszaros*, Cornell University
Avery St. Dizier, Cornell University
(113205112)

10:00 a.m.
Whitney Duals of Partially Ordered Sets.
Josh Hallam*, Wake Forest University
Rafael S. González D'León, York University
(113205175)

10:30 a.m.
Coset posets and invariant generation of simple groups.
Robert Guralnick, University of Southern California
John Shareshian*, Washington University
Russ Woodroofe, University of Primorska
(113205272)

Saturday September 16, 2017, 3:00 p.m.5:50 p.m.
Special Session on Polynomials in Enumerative, Algebraic, and Geometric Combinatorics, II
Room 213, Norton Hall
Organizers:
Robert Davis, Michigan State University davisr@math.msu.edu
Bruce Sagan, Michigan State University

3:00 p.m.
A proof of the Peak Polynomial Positivity Conjecture.
Alexander DiazLopez, Swarthmore College
Pamela E. Harris, Williams College
Erik Insko, Florida Gulf Coast University
Mohamed Omar*, Harvey Mudd College
(1132055)

3:30 p.m.
Positivity Property of Descent Polynomials.
Alexander DiazLopez*, Villanova University
Pamela Harris, Williams College
Erik Insko, Florida Golf Coast University
Mohamed Omar, Harvey Mudd College
Bruce Sagan, Michigan State Unviersity
(113205322)

4:00 p.m.
Bounding the roots of peak and descent polynomials.
Erik Insko*, Florida Gulf Coast University
Alexander DiazLopez, Villanova University
Pamela E. Harris, Williams College
Mohamed Omar, Harvey Mudd College
Bruce Sagan, Michigan State University
(113205282)

4:30 p.m.
The $q$analog of Kostant's partition function and the highest root of the simple Lie algebras.
Pamela E Harris*, Williams College
Erik Insko, Florida Gulf Coast University
Mohamed Omar, Harvey Mudd College
(11320526)

5:00 p.m.
Rook theory of the finite general linear group.
Joel Brewster Lewis, George Washington University
Alejandro H. Morales*, University of Massachusetts, Amherst
(113205222)

5:30 p.m.
Random monomial ideals.
Jesus A. De Loera, UC Davis
Sonja Petrovic, Illinois Institute of Technology
Lily Silverstein, UC Davis
Despina Stasi, Illinois Institute of Technology
Dane Wilburne*, Illinois Institute of Technology
(11321332)

Sunday September 17, 2017, 8:00 a.m.10:50 a.m.
Special Session on Polynomials in Enumerative, Algebraic, and Geometric Combinatorics, III
Room 213, Norton Hall
Organizers:
Robert Davis, Michigan State University davisr@math.msu.edu
Bruce Sagan, Michigan State University

8:00 a.m.
Inversion and Major Index Statistics on Standard Young Tableaux.
Jim Haglund*, University of Pennsylvania
Emily Sergel, University of Pennsylvania
(113205190)

8:30 a.m.
On restricted Smirnov words enumerated by descent number.
Brittney Ellzey*, University of Miami
Michelle L. Wachs, University of Miami
(113205294)

9:00 a.m.
Dual immaculate quasisymmetric functions expand positively into quasisymmetric Schur functions.
Edward Allen, Wake Forest University
Joshua Hallam, Wake Forest University
Sarah Mason*, Wake Forest University
(113205279)

9:30 a.m.
Rational Dyck Paths in the NonRelatively Prime Case.
Mikhail Mazin*, Kansas State University
Eugene Gorsky, UC Davis
Monica Vazirani, UC Davis
(113205248)

10:00 a.m.
EulerMahonian statistics and descent bases for semigroup algebras.
Benjamin Braun, University of Kentucky
McCabe Olsen*, University of Kentucky
(11320558)

10:30 a.m.
Box polynomials.
Richard Ehrenborg*, University of Kentucky
Alex Happ, University of Kentucky
Dustin Hedmark, Montgomery Bell Academy
Cyrus Hettle, Georgia Institute of Technology
(113205228)

Sunday September 17, 2017, 2:00 p.m.4:50 p.m.
Special Session on Polynomials in Enumerative, Algebraic, and Geometric Combinatorics, IV
Room 213, Norton Hall
Organizers:
Robert Davis, Michigan State University davisr@math.msu.edu
Bruce Sagan, Michigan State University

2:00 p.m.
An Introduction to the Quantum Ising Model.
Joanna EllisMonaghan*, Saint Michael's College
(113205191)

2:30 p.m.
A categorification of the chromatic symmetric function.
Radmila Sazdanovic*, NC State
Martha Yip, University of Kentucky
(113205148)

3:00 p.m.
A huge Tutte polynomial that is not transparent.
David Forge, LRI, Université ParisSud
Thomas Zaslavsky*, Binghamton University (SUNY)
(11320529)

3:30 p.m.
On Graph Polynomials Related to Vertex Colorings.
Jason I. Brown*, Dalhousie University
(113205135)

4:00 p.m.
Selfreciprocal polynomials arising from reversed Dickson polynomials.
Neranga Fernando*, Northeastern University, Boston
(11320559)

4:30 p.m.
Deformations of Stiefel Diagrams.
James McKeown*, University of Miami
(113205281)
Inquiries: meet@ams.org