This book comprises the proceedings of the XXIII International Workshop on Operator Theory and its Applications (IWOTA 2012), which was held at the University of New South Wales (Sydney, Australia) from 16 July to 20 July 2012. It includes twelve articles presenting both surveys of current research in operator theory and original results. The contributors are

A. Amenta

P. Auscher and S. Stahlhut

W. Bauer

C. Herrera Yañez and N. Vasilevski

C.C. Cowen, S. Jung and E. Ko

R.E. Curto, I.S. Hwang and W.Y. Lee

S. Dey and K.J. Haria

F. Gesztesy and R. Weikard

G. Godefroy

B. Jefferies

S. Patnaik and G. Weiss

W.J. Ricker

A. Skripka

Zusammenfassung
This book contains the proceedings of the 23rd International Workshop on Operator Theory and its Applications (IWOTA 2012), which was held at the University of New South Wales (Sydney, Australia) from 16 July to 20 July 2012. It includes twelve articles presenting both surveys of current research in operator theory and original results.

Inhalt
Introduction.- Tent Spaces over Metric Measure Spaces under Doubling and Related Assumptions.- Remarks on Functional Calculus for Perturbed First-order Dirac Operators.- (m, )-Berezin Transform and Approximation of Operators on Weighted Bergman Spaces over the Unit Ball.- Normal and Cohyponormal Weighted Composition Operators on H2.- A Subnormal Toeplitz Completion Problem.- Generalized Repeated Interaction Model and Transfer Functions.- Some Remarks on the Spectral Problem Underlying the CamassaHolm Hierarchy.- Remarks on Spaces of Compact Operators between Reflexive Banach Spaces.- Harmonic Analysis and Stochastic Partial Differential Equations: The Stochastic Functional Calculus.- Subideals of Operators A Survey and Introduction to Subideal-traces.- Multipliers and Lp-operator Semigroups.- Taylor Approximations of Operator Functions.