Totally positive matrices

Thursday, March 15, 2018 - 12:00

427 Thackeray Hall

Speaker Information
Bea Schumann

Abstract or Additional Information

A real nxn-Matrix is called totally positive if all its minors are positive real numbers. These matrices have remarkable properties. For example they admit n distinct positive eigenvalues. In this talk we discuss a family of efficient test for the total positivity of a given matrix.