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Characterization of the mod 3 cohomology of $E_7$

Author(s): Akira Kono; James P. Lin; Osamu Nishimura
Journal: Proc. Amer. Math. Soc. 131 (2003), 3289-3295.
MSC (2000): Primary 57T05, 57T10, 57T25
Posted: April 1, 2003
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Abstract: It is shown that the mod 3 cohomology of a homotopy associative mod 3 $H$-space which is rationally equivalent to the Lie group $E_7$and which has integral 3-torsion is isomorphic to that of $E_7$as a Hopf algebra over the mod 3 Steenrod algebra.

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Additional Information:

Akira Kono
Affiliation: Department of Mathematics, Kyoto University, Kyoto, 606-8502, Japan
Email: kono@kusm.kyoto-u.ac.jp

James P. Lin
Affiliation: Department of Mathematics, University of California, San Diego, La Jolla, California 92093-0112
Email: jimlin@euclid.ucsd.edu

Osamu Nishimura
Affiliation: Department of Mathematics, Kyoto University, Kyoto, 606-8502, Japan
Email: osamu@kusm.kyoto-u.ac.jp

DOI: 10.1090/S0002-9939-03-07024-2
PII: S 0002-9939(03)07024-2
Received by editor(s): May 14, 2002
Posted: April 1, 2003
Dedicated: Dedicated to Professor Shôrô Araki on his 70th birthday
Communicated by: Paul Goerss
Copyright of article: Copyright 2003, American Mathematical Society

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