Seminarium, Kombinatorik

Darij Grinberg: Noncommutative Birational Rowmotion on Rectangles

29 mar

Seminarium, Kombinatorik

onsdag 2023-03-29, 10.15 - 11.15

Medverkande: Darij Grinberg (Drexel University)

Plats: KTH 3721

2023-03-29T10:15:00.000+02:00 2023-03-29T11:15:00.000+02:00 Darij Grinberg: Noncommutative Birational Rowmotion on Rectangles (Seminarium, Kombinatorik) KTH 3721 (KTH, Stockholm, Sweden)Darij Grinberg: Noncommutative Birational Rowmotion on Rectangles (Seminarium, Kombinatorik)

Kevin Piterman: Posets associated to vector spaces with non-degenerate forms

5 apr

Seminarium, Kombinatorik

onsdag 2023-04-05, 10.15 - 11.15

Medverkande: Kevin Piterman (Marburg University)

Plats: KTH 3721

2023-04-05T10:15:00.000+02:00 2023-04-05T11:15:00.000+02:00 Kevin Piterman: Posets associated to vector spaces with non-degenerate forms (Seminarium, Kombinatorik) KTH 3721 (KTH, Stockholm, Sweden)Kevin Piterman: Posets associated to vector spaces with non-degenerate forms (Seminarium, Kombinatorik)

Victoria Schleis: Linear degenerate flag matroids and tropical flag varieties

19 apr

Seminarium, Kombinatorik

onsdag 2023-04-19, 10.15 - 11.15

Medverkande: Victoria Schleis (University of Tübingen)

Videolänk: Zoom meeting ID: 623 7437 7328

2023-04-19T10:15:00.000+02:00 2023-04-19T11:15:00.000+02:00 Victoria Schleis: Linear degenerate flag matroids and tropical flag varieties (Seminarium, Kombinatorik) Victoria Schleis: Linear degenerate flag matroids and tropical flag varieties (Seminarium, Kombinatorik)

Yuval Roichman: Gallai colorings, transitivity and Schur-positivity

3 maj

Seminarium, Kombinatorik

onsdag 2023-05-03, 10.15 - 11.15

Medverkande: Yuval Roichman (Bar-Ilan University)

Plats: KTH 3721

2023-05-03T10:15:00.000+02:00 2023-05-03T11:15:00.000+02:00 Yuval Roichman: Gallai colorings, transitivity and Schur-positivity (Seminarium, Kombinatorik) KTH 3721 (KTH, Stockholm, Sweden)Yuval Roichman: Gallai colorings, transitivity and Schur-positivity (Seminarium, Kombinatorik)

Anders Claesson: Permutations with few inversions

10 maj

Seminarium, Kombinatorik

onsdag 2023-05-10, 10.15 - 11.15

Medverkande: Anders Claesson (University of Iceland)

Plats: KTH 3721

2023-05-10T10:15:00.000+02:00 2023-05-10T11:15:00.000+02:00 Anders Claesson: Permutations with few inversions (Seminarium, Kombinatorik) KTH 3721 (KTH, Stockholm, Sweden)Anders Claesson: Permutations with few inversions (Seminarium, Kombinatorik)

Lilla Tóthmérész: h*-vectors of edge polytopes and symmetric edge polytopes

17 maj

Seminarium, Kombinatorik

onsdag 2023-05-17, 10.15 - 11.15

Medverkande: Lilla Tóthmérész (Eötvös University, Budapest)

Videolänk: Meeting ID: 623 7437 7328

2023-05-17T10:15:00.000+02:00 2023-05-17T11:15:00.000+02:00 Lilla Tóthmérész: h*-vectors of edge polytopes and symmetric edge polytopes (Seminarium, Kombinatorik) Lilla Tóthmérész: h*-vectors of edge polytopes and symmetric edge polytopes (Seminarium, Kombinatorik)

Afshin Goodarzi:Higher dimensional analogues of Whitney theorem

24 maj

Seminarium, Kombinatorik

onsdag 2023-05-24, 10.15 - 11.15

Medverkande: Afshin Goodarzi (KTH)

Plats: KTH 3721

2023-05-24T10:15:00.000+02:00 2023-05-24T11:15:00.000+02:00 Afshin Goodarzi:Higher dimensional analogues of Whitney theorem (Seminarium, Kombinatorik) KTH 3721 (KTH, Stockholm, Sweden)Afshin Goodarzi:Higher dimensional analogues of Whitney theorem (Seminarium, Kombinatorik)

Sophie Rehberg: Rational Ehrhart Theory

31 maj

Seminarium, Kombinatorik

onsdag 2023-05-31, 10.15 - 11.15

Medverkande: Sophie Rehberg (Freie Universität Berlin)

Plats: KTH 3721

2023-05-31T10:15:00.000+02:00 2023-05-31T11:15:00.000+02:00 Sophie Rehberg: Rational Ehrhart Theory (Seminarium, Kombinatorik) KTH 3721 (KTH, Stockholm, Sweden)Sophie Rehberg: Rational Ehrhart Theory (Seminarium, Kombinatorik)

Esme Bajo: q-Analog Chromatic polynomials

31 maj

Seminarium, Kombinatorik

onsdag 2023-05-31, 11.15 - 12.15

Medverkande: Esme Bajo (University of California, Berkeley)

Plats: KTH 3721

2023-05-31T11:15:00.000+02:00 2023-05-31T12:15:00.000+02:00 Esme Bajo: q-Analog Chromatic polynomials (Seminarium, Kombinatorik) KTH 3721 (KTH, Stockholm, Sweden)Esme Bajo: q-Analog Chromatic polynomials (Seminarium, Kombinatorik)

Akihiro Higashitani: Characterizing h^*-polynomials of lattice simplices with small volumes

2 jun

Seminarium, Kombinatorik

fredag 2023-06-02, 10.15 - 11.15

Medverkande: Akihiro Higashitani (Osaka University)

Plats: KTH 3418

2023-06-02T10:15:00.000+02:00 2023-06-02T11:15:00.000+02:00 Akihiro Higashitani: Characterizing h^*-polynomials of lattice simplices with small volumes (Seminarium, Kombinatorik) KTH 3418 (KTH, Stockholm, Sweden)Akihiro Higashitani: Characterizing h^*-polynomials of lattice simplices with small volumes (Seminarium, Kombinatorik)

Federico Castillo: Discrete Volume of Partial Permutohedra

30 aug

Seminarium, Kombinatorik

onsdag 2023-08-30, 15.15 - 16.15

Plats: Room 3721 and Zoom

2023-08-30T15:15:00.000+02:00 2023-08-30T16:15:00.000+02:00 Federico Castillo: Discrete Volume of Partial Permutohedra (Seminarium, Kombinatorik) Room 3721 and Zoom (KTH, Stockholm, Sweden)Federico Castillo: Discrete Volume of Partial Permutohedra (Seminarium, Kombinatorik)

To recover

6 sep

Seminarium, Kombinatorik

onsdag 2023-09-06, 10.15 - 11.15

2023-09-06T10:15:00.000+02:00 2023-09-06T11:15:00.000+02:00 To recover (Seminarium, Kombinatorik) To recover (Seminarium, Kombinatorik)

Marc Hellmuth: Explicit modular decomposition

13 sep

Seminarium, Kombinatorik

onsdag 2023-09-13, 10.15 - 11.15

Plats: Room 3721

2023-09-13T10:15:00.000+02:00 2023-09-13T11:15:00.000+02:00 Marc Hellmuth: Explicit modular decomposition (Seminarium, Kombinatorik) Room 3721 (KTH, Stockholm, Sweden)Marc Hellmuth: Explicit modular decomposition (Seminarium, Kombinatorik)

Anastasia Nathanson: Chow rings of matroids as permutations representations

20 sep

Seminarium, Kombinatorik

onsdag 2023-09-20, 15.15 - 16.15

Plats: Room 3721 and Zoom

2023-09-20T15:15:00.000+02:00 2023-09-20T16:15:00.000+02:00 Anastasia Nathanson: Chow rings of matroids as permutations representations (Seminarium, Kombinatorik) Room 3721 and Zoom (KTH, Stockholm, Sweden)Anastasia Nathanson: Chow rings of matroids as permutations representations (Seminarium, Kombinatorik)

Gabriele Balletti: Computer-assisted Ehrhart Theory

27 sep

Seminarium, Kombinatorik

onsdag 2023-09-27, 10.15 - 11.15

Plats: Room 3721

2023-09-27T10:15:00.000+02:00 2023-09-27T11:15:00.000+02:00 Gabriele Balletti: Computer-assisted Ehrhart Theory (Seminarium, Kombinatorik) Room 3721 (KTH, Stockholm, Sweden)Gabriele Balletti: Computer-assisted Ehrhart Theory (Seminarium, Kombinatorik)

Liam Solus: Ehrhart Theory for Cosmological Polytopes

4 okt

Seminarium, Kombinatorik

onsdag 2023-10-04, 10.15 - 11.15

Plats: Room 3721

2023-10-04T10:15:00.000+02:00 2023-10-04T11:15:00.000+02:00 Liam Solus: Ehrhart Theory for Cosmological Polytopes (Seminarium, Kombinatorik) Room 3721 (KTH, Stockholm, Sweden)Liam Solus: Ehrhart Theory for Cosmological Polytopes (Seminarium, Kombinatorik)

Katharina Jochemko: Weighted Ehrhart theory

11 okt

Seminarium, Kombinatorik

onsdag 2023-10-11, 10.15 - 11.15

Plats: Room 3721

2023-10-11T10:15:00.000+02:00 2023-10-11T11:15:00.000+02:00 Katharina Jochemko: Weighted Ehrhart theory (Seminarium, Kombinatorik) Room 3721 (KTH, Stockholm, Sweden)Katharina Jochemko: Weighted Ehrhart theory (Seminarium, Kombinatorik)

Henning Ulfarsson: Counting permutations by inversions

18 okt

Seminarium, Kombinatorik

onsdag 2023-10-18, 10.15 - 11.15

Plats: Room 3721

2023-10-18T10:15:00.000+02:00 2023-10-18T11:15:00.000+02:00 Henning Ulfarsson: Counting permutations by inversions (Seminarium, Kombinatorik) Room 3721 (KTH, Stockholm, Sweden)Henning Ulfarsson: Counting permutations by inversions (Seminarium, Kombinatorik)

Anders Claesson: Caylerian Polynomials

25 okt

Seminarium, Kombinatorik

onsdag 2023-10-25, 10.15 - 11.15

Plats: Room 3721

2023-10-25T10:15:00.000+02:00 2023-10-25T11:15:00.000+02:00 Anders Claesson: Caylerian Polynomials (Seminarium, Kombinatorik) Room 3721 (KTH, Stockholm, Sweden)Anders Claesson: Caylerian Polynomials (Seminarium, Kombinatorik)

Ragnar Freij-Hollanti: Combinatorial derived matroids

1 nov

Seminarium, Kombinatorik

onsdag 2023-11-01, 10.15 - 11.15

Plats: 3721 and Zoom

Videolänk: https://kth-se.zoom.us/j/62374377328

2023-11-01T10:15:00.000+01:00 2023-11-01T11:15:00.000+01:00 Ragnar Freij-Hollanti: Combinatorial derived matroids (Seminarium, Kombinatorik) 3721 and Zoom (KTH, Stockholm, Sweden)Ragnar Freij-Hollanti: Combinatorial derived matroids (Seminarium, Kombinatorik)

Alperen Özdemir: Random processes and first-order limit laws

15 nov

Seminarium, Kombinatorik

onsdag 2023-11-15, 10.15 - 11.15

Medverkande: Alperen Özdemir (KTH)

Plats: KTH, 3721

2023-11-15T10:15:00.000+01:00 2023-11-15T11:15:00.000+01:00 Alperen Özdemir: Random processes and first-order limit laws (Seminarium, Kombinatorik) KTH, 3721 (KTH, Stockholm, Sweden)Alperen Özdemir: Random processes and first-order limit laws (Seminarium, Kombinatorik)

Michael Stillman: The dimensions of spline spaces

22 nov

Seminarium, Kombinatorik

onsdag 2023-11-22, 10.15 - 11.15

2023-11-22T10:15:00.000+01:00 2023-11-22T11:15:00.000+01:00 Michael Stillman: The dimensions of spline spaces (Seminarium, Kombinatorik) Michael Stillman: The dimensions of spline spaces (Seminarium, Kombinatorik)

Georg Loho: Quotients in Discrete Convex Analysis

29 nov

Seminarium, Kombinatorik

onsdag 2023-11-29, 10.15 - 11.15

Plats: Zoom

Videolänk: https://kth-se.zoom.us/j/62374377328

2023-11-29T10:15:00.000+01:00 2023-11-29T11:15:00.000+01:00 Georg Loho: Quotients in Discrete Convex Analysis (Seminarium, Kombinatorik) Zoom (KTH, Stockholm, Sweden)Georg Loho: Quotients in Discrete Convex Analysis (Seminarium, Kombinatorik)

Spencer Backman: A regular unimodular triangulation for the matroid base polytope

6 dec

Seminarium, Kombinatorik

onsdag 2023-12-06, 15.15 - 16.15

Plats: 3721 and Zoom

Videolänk: https://kth-se.zoom.us/j/62374377328

2023-12-06T15:15:00.000+01:00 2023-12-06T16:15:00.000+01:00 Spencer Backman: A regular unimodular triangulation for the matroid base polytope (Seminarium, Kombinatorik) 3721 and Zoom (KTH, Stockholm, Sweden)Spencer Backman: A regular unimodular triangulation for the matroid base polytope (Seminarium, Kombinatorik)

Mario Sanchez: Permutahedra, Subdivisions, and Derived Categories

13 dec

Seminarium, Kombinatorik

onsdag 2023-12-13, 15.15 - 16.15

Plats: 3721 and Zoom

Videolänk: https://kth-se.zoom.us/j/62374377328

2023-12-13T15:15:00.000+01:00 2023-12-13T16:15:00.000+01:00 Mario Sanchez: Permutahedra, Subdivisions, and Derived Categories (Seminarium, Kombinatorik) 3721 and Zoom (KTH, Stockholm, Sweden)Mario Sanchez: Permutahedra, Subdivisions, and Derived Categories (Seminarium, Kombinatorik)