Geometry Colloquium: Ring and rank conditions for free divisors

2012-12-14 16:30 - 2012-12-14 18:00
Faculty of Science Building #3 Room 204
Michele Torielli (Hokkaido University)
Abstract: In the first part of my talk we will recall the notions of ring and rank condition for A a square matrix and show that if A satisfies these conditions than its transpose presents a ring. In the second part we will discuss the case when A is a Saito matrix of a free divisor D.