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arxiv: 0804.0666 · v1 · submitted 2008-04-04 · 🧮 math.GT

On a secondary invariant of the hyperelliptic mapping class group

classification 🧮 math.GT
keywords classgroupinvariantmappingcassondiscusseta-invariantfunction
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In this paper, we discuss relations among several invariants of 3-manifolds including Meyer's function, the eta-invariant, the von Neumann rho-invariant and the Casson invariant from the viewpoint of the mapping class group of a surface.

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