The days March 21 and March 22, 2019 are reserved for a workshop, where experts will present recent progresses in the field of Hyperplane arrangements. There will be also works in progress, open problems and conjectures presented at the workshop. Young participants are encouraged to present their own results in a poster session.

Organizers of the workshop:

  • Alexander Suciu (Northeastern University, USA)
  • Masahiko Yoshinaga (Hokkaido University, Japan)

Schedule of the Workshop

Thursday March 21:

09:00 - 09:50: Alex Dimca, Tensor decomposition and hyperplane arrangements.

10:00 - 10:50: Takahiro Nagaoka, Hypertoric varieties and hyperplane arrangements.

10:50 - 11:10: Coffee break

11:10 - 12:00: Tatsuya Horiguchi, A basis of the cohomology ring of a regular nilpotent Hessenberg variety.

Lunch break

14:00-14:50: Tan Nhat Tran, A combinatorial description of the exponents of A12 restrictions of Weyl arrangements.

14:50 - 15:10: Coffee break

15:10 - 16:00: Takuro Abe, Combinatorics of the addition-deletion theorems for free arrangements.

16:10 - 17:00: Masahiko Yoshinaga, Double coverings of arrangement complement and 2-torsion in Milnor fiber homology.

Friday March 22:

09:00 - 09:50: Norihiro Nakashima, Coboundary polynomials of Coxeter arrangements and Catalan arrangements.

10:00-10:50: Alex Suciu, Arrangement groups, lower central series, and Massey products.

10:50 - 11:10: Coffee break

11:10 - : Open problems section

Lunch break

13:30: Bus to Army Hotel



Workshop Abstracts is here.