Contents Online
Homology, Homotopy and Applications
Volume 10 (2008)
Number 2
Periodic cohomology
Pages: 135 – 137
DOI: https://dx.doi.org/10.4310/HHA.2008.v10.n2.a6
Author
Abstract
We remark that a very short proof of an elementary result concerning cohomological periods is implicit in the existing literature. As a corollary we show that given a finitely generated stably free resolution of the integers over a finite group, two of its modules are free.
Keywords
projective resolution, periodic homology
2010 Mathematics Subject Classification
16E05
Published 1 January 2008