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arxiv: 0910.4419 · v1 · submitted 2009-10-23 · 🧮 math.AT · math.GR

Hattori-Stallings trace and Euler characteristics for groups

classification 🧮 math.AT math.GR
keywords characteristiceulercentralizerscharacteristicscompletecomplexdiscusselements
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We discuss properties of the complete Euler characteristic of a group G of type FP over the complex numbers and we relate it to the L2-Euler characteristic of the centralizers of the elements of G.

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