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2006 A note on von Neumann rho-invariant of surface bundles over the circle
Takayuki Morifuji
Tohoku Math. J. (2) 58(1): 123-127 (2006). DOI: 10.2748/tmj/1145390209

Abstract

In this short note, we give a formula for the von Neumann rho-invariant of surface bundles over the circle $S^1$. As a corollary, we describe a relation among the von Neumann rho-invariant, the first Morita-Mumford class and the Rochlin invariant in a framework of the bounded cohomology.

Citation

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Takayuki Morifuji. "A note on von Neumann rho-invariant of surface bundles over the circle." Tohoku Math. J. (2) 58 (1) 123 - 127, 2006. https://doi.org/10.2748/tmj/1145390209

Information

Published: 2006
First available in Project Euclid: 18 April 2006

zbMATH: 1095.57014
MathSciNet: MR2221795
Digital Object Identifier: 10.2748/tmj/1145390209

Subjects:
Primary: 57M27
Secondary: 57R20

Keywords: bounded cohomology , Morita-Mumford class , Rochlin invariant , von Neumann rho-invariant

Rights: Copyright © 2006 Tohoku University

Vol.58 • No. 1 • 2006
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