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Rotations and Linkage of 2-Fold Pfister Forms
Robert W. Fitzgerald
Proceedings of the American Mathematical Society
Vol. 89, No. 1 (Sep., 1983), pp. 19-23
Published by: American Mathematical Society
Stable URL: http://www.jstor.org/stable/2045054
Page Count: 5
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We show that a pair of 2-fold Pfister forms admit rotations with the same irreducible, separable characteristic polynomial if and only if they are linked.
Proceedings of the American Mathematical Society © 1983 American Mathematical Society