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$K$ -regular Witt rings

Author(s): Robert W. Fitzgerald
Journal: Proc. Amer. Math. Soc. 125 (1997), 1309-1313.
MSC (1991): Primary 11E81
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Abstract: We improve Kula's bounds on the size of possible $k$ -regular Witt rings.

References:

1.: R. Fitzgerald and J. Yucas, Combinatorial techniques and abstract Witt rings I, J. Algebra 114 (1988), 40-52. MR 89c:11058
2.: I. Kaplansky, Fröhlich's local quadratic forms, J. Reine Angew. Math. 239 (1969), 74-77. MR 41:1644
3.: M. Kula, Finitely Generated Witt Rings, Uniwersytet Slaski, Katowice, 1991. MR 93b:11049
4.: M. Marshall, Abstract Witt Rings, Queen's Papers in Pure and Applied Math., No. 57, Queen's University, Kingston, Ontario, 1980. MR 84b:10032


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