Geometry & Topology Monographs 11 (2007) 309–326
DOI: 10.2140/gtm.2007.11.309
arXiv: 0903.4996
In this paper, we show that Singer's fifth transfer is not an epimorphism in degree 11. More precisely, it does not detect the element P(h2) in ExtA5,16(F2,F2).
cohomology of the Steenrod algebra, modular representations, invariant theory
Primary: 55P47, 55Q45, 55S10, 55T15
Received: 11 March 2005 Revised: 28 August 2005 Accepted: 8 September 2005 Published: 14 November 2007
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