SPRING 2003
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Organizers: Laura Anderson, Matthias Beck, and Thomas Zaslavsky.
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Monday, January 27
Speaker: Thomas Zaslavsky (Binghamton)
Title: Semiunique Representation of Some Biased-Graphic Matroids
Time: 3:30 - 4:30
Room: LN-2201
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Monday, February 3
Speaker: Marcin Mazur (Binghamton)
Title: Davenport's Constant of a Finite Abelian Group
Time: 4:40 - 5:40
Room: LN-2205
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Monday, February 10
Speaker: Ed Swartz (Cornell)
Title: Representations of Matroids
Time: 1:10 - 2:10 (Note the time!)
Room: LN-2205
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Monday, February 17
NO MEETING
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Monday, February 24
Speaker: Matthias Beck (Binghamton)
Title: Brion's Theorem and its Applications
Time: 1:10 - 2:10
Room: LN-2205
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Monday, March 3
Speaker: Steven Dougherty (Univ. of Scranton)
Title: Building Complex and Quaternionic Lattices from Codes over Rings
Time: 4:40 - 5:40
Room: LN-2205
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Monday, March 17
Speaker: Matthias Beck (Binghamton)
Title: Brion's Theorem and its Applications, Part II
Time: 1:10 - 2:10
Room: LN-2205
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Monday, March 24
Speaker: Rigoberto Florez (Binghamton)
Title: The Relationship Between Full Algebraic Matroids and Lattice Properties, Part I: Pseudomodularity and Double Circuits
Time: 4:40 - 5:40 (Note time change.)
Room: LN-2205
This is the first part of Mr. Florez's doctoral candidacy exam. The examining committee consists of Matthias Beck, Fernando Guzmán, and Thomas Zaslavsky (chair). Everyone is invited to attend.
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Tuesday, March 25 (joint with the Algebra Seminar)
Speaker: Rigoberto Florez (Binghamton)
Title: The Relationship Between Full Algebraic Matroids and Lattice Properties, Part II: Pseudomodularity and Full Algebraic Matroids
Time: 2:50 - 3:50
Room: LN-2205
This is the second part of Mr. Florez's doctoral candidacy exam. The examining committee consists of Matthias Beck, Fernando Guzmán, and Thomas Zaslavsky (chair). Everyone is invited to attend.
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Friday, March 28 (Note special day.)
Speaker: Caroline Klivans (MIT)
Title: Shifted Complexes
Time: 1:10 - 2:10
Room: LN-2205
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Monday, March 31
Speaker: Isabel Cristina Ruiz (Binghamton)
Title: There is No Tame Triangulation of the Infinite Real Grassmannian
Time: 1:10 - 2:10
Room: LN-2205
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Monday, April 7
Speaker: Thomas Zaslavsky (Binghamton)
Title: Polygon Space
Time: 1:10 - 2:10
Room: LN-2205
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Monday, April 14
Speaker: Samuel Hsiao (Cornell)
Title: Eulerian Enumeration and Other Illustrations of the Peak Phenomenon
Time: 4:40 - 5:40
Room: LN-2205
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Wednesday, April 23 (Note special day.)
Speaker: Ira Gessel (Brandeis University)
Title: Rational Functions with Nonnegative Power Series Coefficients
Time: 4:40 - 5:40
Room: LN-2205
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Thursday, April 24: Colloquium
Speaker: Ira Gessel (Brandeis University)
Title: The WZ Method for Combinatorial Identities
Time: 4:30 - 5:30
Room: LN-2205
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Monday, April 28
Speaker: Lori Koban (Binghamton)
Title: Using Gains to Lift Matroids
Time: 1:10 - 2:10
Room: LN-2205
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Monday, May 5 (joint with the Geometry and Topology Seminar)
Speaker: Isabel Cristina Ruiz (Binghamton)
Title: Combinatorializing Vector Bundles
Time: 1:10 - 2:10
Room: LN-2205
This is the first part of Ms. Ruiz's doctoral candidacy exam. The examining committee consists of Laura Anderson (chair), Thomas Farrell, and Thomas Zaslavsky. Everyone is invited to attend.
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Tuesday, May 6 (joint with the Geometry and Topology Seminar) (Note special day.)
Speaker: Isabel Cristina Ruiz (Binghamton)
Title: Topologizing Combinatorial Bundles
Time: 1:15 - 2:30
Room: LN-2205
This is the second part of Ms. Ruiz's doctoral candidacy exam. The examining committee consists of Laura Anderson (chair), Thomas Farrell, and Thomas Zaslavsky. Everyone is invited to attend.
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Tuesday, May 6 (Note special day.)
Speaker: Debra Waugh (Alfred University)
Title: The Order Dimension of Bruhat Order
Time: 4:30 - 5:30
Room: LN-2206
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Thursday, May 8 (joint with the Geometry and Topology Seminar)
Speaker: Laura Anderson (Binghamton)
Title: Linked Spheres in Oriented Matroids
Time: 2:50 - 3:50
Room: LN-2205
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Monday, May 12
Speaker: Chris Bumgartner (Binghamton)
Title: The Extended Coin-exchange Problem of Frobenius for Arithmetic Sequences
Time: 4:40 - 5:40
Room: LN-2206 (Note special room.)
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