Seminar, Combinatorics

Luis Ferroni:Valuative invariants for large classes of matroids

20 Oct

Seminar, Combinatorics

Wednesday 2021-10-20, 10:15 - 11:15

Participating: Luis Ferroni (Università di Bologna)

Location: Zoom meeting ID: 654 5562 3260

2021-10-20T10:15:00.000+02:00 2021-10-20T11:15:00.000+02:00 Luis Ferroni:Valuative invariants for large classes of matroids (Seminar, Combinatorics) Zoom meeting ID: 654 5562 3260 (KTH, Stockholm, Sweden)Luis Ferroni:Valuative invariants for large classes of matroids (Seminar, Combinatorics)

Hailun Zheng: Techniques in constructing neighborly polytopes and spheres

27 Oct

Seminar, Combinatorics

Wednesday 2021-10-27, 10:15 - 11:15

Participating: Hailun Zheng (University of Copenhagen)

Location: Zoom meeting ID: 654 5562 3260

2021-10-27T10:15:00.000+02:00 2021-10-27T11:15:00.000+02:00 Hailun Zheng: Techniques in constructing neighborly polytopes and spheres (Seminar, Combinatorics) Zoom meeting ID: 654 5562 3260 (KTH, Stockholm, Sweden)Hailun Zheng: Techniques in constructing neighborly polytopes and spheres (Seminar, Combinatorics)

Daniel Köhne: Laplacian Polytopes of Oriented Simplicial Complexes

3 Nov

Seminar, Combinatorics

Wednesday 2021-11-03, 10:15 - 11:15

Participating: Daniel Köhne (Universität Osnabrück)

Location: Zoom meeting ID: 654 5562 3260

2021-11-03T10:15:00.000+01:00 2021-11-03T11:15:00.000+01:00 Daniel Köhne: Laplacian Polytopes of Oriented Simplicial Complexes (Seminar, Combinatorics) Zoom meeting ID: 654 5562 3260 (KTH, Stockholm, Sweden)Daniel Köhne: Laplacian Polytopes of Oriented Simplicial Complexes (Seminar, Combinatorics)

Jorge Olarte: The tropical symplectic Grassmannian

10 Nov

Seminar, Combinatorics

Wednesday 2021-11-10, 10:15 - 11:15

Participating: Jorge Olarte (TU Berlin)

Location: Zoom meeting ID: 654 5562 3260

2021-11-10T10:15:00.000+01:00 2021-11-10T11:15:00.000+01:00 Jorge Olarte: The tropical symplectic Grassmannian (Seminar, Combinatorics) Zoom meeting ID: 654 5562 3260 (KTH, Stockholm, Sweden)Jorge Olarte: The tropical symplectic Grassmannian (Seminar, Combinatorics)

Bin Han: On the gamma-positivity of binomial Eulerian polynomials for colored permutations

17 Nov

Seminar, Combinatorics

Wednesday 2021-11-17, 10:15 - 11:15

Participating: Bin Han (KTH)

Location: Zoom meeting ID: 654 5562 3260

2021-11-17T10:15:00.000+01:00 2021-11-17T11:15:00.000+01:00 Bin Han: On the gamma-positivity of binomial Eulerian polynomials for colored permutations (Seminar, Combinatorics) Zoom meeting ID: 654 5562 3260 (KTH, Stockholm, Sweden)Bin Han: On the gamma-positivity of binomial Eulerian polynomials for colored permutations (Seminar, Combinatorics)

Galen Dorpalen-Barry: Varchenko-Gel’fand Ring of a "Cone" of a Hyperplane Arrangement

24 Nov

Seminar, Combinatorics

Wednesday 2021-11-24, 10:15 - 11:15

Participating: Galen Dorpalen-Barry (Ruhr-Universität Bochum)

Location: Zoom meeting ID: 654 5562 3260

2021-11-24T10:15:00.000+01:00 2021-11-24T11:15:00.000+01:00 Galen Dorpalen-Barry: Varchenko-Gel’fand Ring of a "Cone" of a Hyperplane Arrangement (Seminar, Combinatorics) Zoom meeting ID: 654 5562 3260 (KTH, Stockholm, Sweden)Galen Dorpalen-Barry: Varchenko-Gel’fand Ring of a "Cone" of a Hyperplane Arrangement (Seminar, Combinatorics)

Marta Pavelka: 2-LC triangulated manifolds are exponentially many

1 Dec

Seminar, Combinatorics

Wednesday 2021-12-01, 15:15 - 16:15

Participating: Marta Pavelka (University of Miami)

Location: Zoom meeting ID: 654 5562 3260

2021-12-01T15:15:00.000+01:00 2021-12-01T16:15:00.000+01:00 Marta Pavelka: 2-LC triangulated manifolds are exponentially many (Seminar, Combinatorics) Zoom meeting ID: 654 5562 3260 (KTH, Stockholm, Sweden)Marta Pavelka: 2-LC triangulated manifolds are exponentially many (Seminar, Combinatorics)