Secondary Novikov-Shubin invariants of groups and quasi-isometry

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概要

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• We define new L2-invariants which we call secondary Novikov-Shubin invariants. We calculate the first secondary Novikov-Shubin invariants of finitely generated groups by using random walk on Cayley graphs and see in particular that these are invariant under quasi-isometry.

• 社団法人 日本数学会の論文
• 2007-01-01

著者

• Oguni Shin-ichi

  Department Of Mathematics Faculty Of Science Kyoto University

関連論文

• Secondary Novikov-Shubin invariants of groups and quasi-isometry

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