REGULARIZING EFFECT OF HOMOGENEOUS EVOLUTIONEQUATIONS WITH PERTURBATION. DANIEL HAUER. CONTENTS. 1. Introduction and main results 12. Preliminaries 63. Homogeneous accretive operators 164. Homogeneous completely accretive operators 234.1. General
Problems on automorphism groups of nonpositively curved. polyhedral complexes and their lattices. To Bob Zimmer on his 60th birthday. Benson Farb, Chris Hruska and Anne Thomas. June 11, 2008. Contents. 1 Introduction 2. 2 Some background 32.1
Differential equations in vertex algebras and simple modulesfor the Lie algebra of vector fields on a torus. Yuly Billig1, Alexander Molev2 and Ruibin Zhang21Carleton University, School of Mathematics and Statistics, 1125 Colonel By Drive, Ottawa,.