berhuy@math.univ-fcomte.fr

Submission: 2000, Apr. 10

We compute the Arf invariant and the Clifford invariant of the second trace form of central simple algebras over a field of characteristic two. We also give a normal form of these trace forms when $A$ is a split algebra or a cyclic algebra.

1991 Mathematics Subject Classification:

Keywords and Phrases:

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