Configuration of points and topology of real line arrangements.

2017-3-29 14:00 - 15:00
Room 4-402, Faculty of Science, building 4
Benoît Guerville-Ballé
In this talk, we present a distinction method of Zariski pair (in the case of complexifed real arrangements). It is based on the points counting in the dual-configuration of the arrangement. As an illustration, we construct the second known example of complexified real arrangements Zariski pair.