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arxiv: 1006.3055 · v1 · submitted 2010-06-15 · 🧮 math.AT · math.GR

On the fundamental group of Hom(Z^k,G)

classification 🧮 math.AT math.GR
keywords groupfundamentalspacebasecompactconsiderdesignatingisomorphic
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Let G be a compact Lie group, and consider the variety Hom(Z^k,G) of representations of Z^k into G. We view this as a based space by designating the trivial representation to be its base point. We prove that the fundamental group of this space is naturally isomorphic to \pi_1(G)^k.

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