Mihai Putinar (University of California at Santa Barbara)

The Analysis and PDE Seminar will take place on Monday, October 24th, in room 740, Evans Hall, from 4:10-5:00 pm.


Title: The essential spectrum of the Neumann-Poincare operator

Using an idea of Poincare one can realize the Neumann-Poincare operator on a space of square integrable fields. In two variables this leads to a precise estimate of the essential spectrum, for domains with corners.