Conference Agenda

S23.02: Applied operator theory
Tuesday, 19/Feb/2019:
4:30pm - 6:30pm

Session Chair: Jonathan Rohleder
Location: SR 03

4:30pm - 4:50pm

Everything is possible for the domain intersection of an operator and its adjoint

C. Tretter1, Y. Arlinskiii2

1University of Bern, Switzerland; 2East Ukrainian National University, Ukraine

4:50pm - 5:10pm

Essential spectrum of operator pencils

H. Gernandt

TU Ilmenau, Germany

5:10pm - 5:30pm

Friedrichs operators as dual pairs

N. Antonić1, M. Erceg1, A. Michelangeli2

1University of Zagreb, Croatia; 2SISSA Trieste – International School for Advanced Studies, Italy

5:30pm - 5:50pm

On the Cafarelli-Silvestre extension approach to fractional powers in Banach spaces

J. Meichsner, C. Seifert

TU Hamburg, Germany

5:50pm - 6:10pm

The essential numerical range for unbounded linear operators

S. Bögli1, M. Marletta2, C. Tretter3

1Imperial College London, United Kingdom; 2Cardiff University, United Kingdom; 3Universität Bern, Schweiz

6:10pm - 6:30pm

The Crouzeix conjecture and deformations of the numerical range.

P. Pagacz, P. Pietrzycki, M. Wojtylak

Jagiellonian Uniwersity, Poland