karpenko at math.jussieu.fr
Submission: 2009, Mar 25, revised: 2009, Apr 24
We show that a non-hyperbolic orthogonal involution on a central simple algebra over a field of characteristic different from 2 remains non-hyperbolic over some splitting field of the algebra.
2000 Mathematics Subject Classification: 14L17; 14C25
Keywords and Phrases: Algebraic groups, projective homogeneous varieties, Chow groups
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