Virtual Workshop

Arrangements at Home, III:

Algebraic Aspects

August 13-14, 2020


This virtual workshop includes live presentations (using Zoom), focusing on recent developments in algebraic aspects of arrangements, complemented by virtual coffee breaks. Registration is free but required to attend the live events; please email the organizers at <> if you are interested.


The times listed below are Eastern Time (New York). Abstracts and titles are here; slides and recordings will be available after the meeting.

Thursday, August 13

12:00-12:10 Welcome

12:10-12:50 Michael Cuntz (Hannover)

1:00-1:40 Hal Schenck (Auburn)

  • Milnor ring of a singular projective hypersurface V(f) recording

1:40-2:10 Virtual coffee break

2:10-2:50 Sarah Brauner (Minnesota)

  • Eulerian representations for coincidental reflection groups recording

2:50-? Virtual coffee break

Friday, August 14

8:00-8:40 Gerhard Roehrle (Bochum)

9:00-9:40 Takuro Abe (Kyushu)

  • Projective dimensions and addition-deletion theorems for hyperplane arrangements recording

9:40-11 Virtual or offline coffee break

11:00-11:40 Kristin Shaw (Oslo)

  • Chern-Schwartz-MacPherson classes of tropical manifolds recording

11:50-12:30 Dan Bath (Purdue)

  • Bernstein–Sato ideals and tame arrangements recording

12:30-? Virtual coffee break