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Abstract
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International Journal of Mathematics and Mathematical Sciences
Volume 2004 (2004), Issue 37-40, Pages 2103-2121
doi:10.1155/S0161171204311142

On bounded cohomology of amalgamated products of groups.

Igor V. Erovenko

Department of Mathematical Sciences, University of North Carolina, Greensboro 27402, NC, USA

Abstract

We investigate the structure of the singular part of the second bounded cohomology group of amalgamated products of groups by constructing an analog of the initial segment of the Mayer-Vietoris exact cohomology sequence for the spaces of pseudocharacters.