Open AccessSemi-continuity of the first $\ell^2$-Betti number on the space of finitely generated groups
Author(s) -
Michael Pichot
Publication year - 2006
Publication title -
commentarii mathematici helvetici
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.603
H-Index - 46
eISSN - 1420-8946
pISSN - 0010-2571
DOI - 10.4171/cmh/67
Subject(s) - mathematics , betti number , finitely generated abelian group , pure mathematics , combinatorics
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