Geodesic
An application of Hermitian K-theory: sums-of-squares formulas
Documenta mathematica, Tome 19 (2014), pp. 195-208.

Voir la notice de l'article provenant de la source Electronic Library of Mathematics

Summary: By using Hermitian $K$-theory, we improve D. Dugger and D. Isaksen's condition (some powers of 2 dividing some binomial coefficients) for the existence of sums-of-squares formulas.
Classification : 19G38, 11E25, 15A63
Keywords: Hermitian K-theory, sums-of-squares formulas, comparison maps and deleted quadrics 
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     title = {An application of {Hermitian} {K-theory:} sums-of-squares formulas},
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     url = {http://geodesic.mathdoc.fr/item/DOCMA_2014__19__a39/}
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Xie, Heng. An application of Hermitian K-theory: sums-of-squares formulas. Documenta mathematica, Tome 19 (2014), pp. 195-208. http://geodesic.mathdoc.fr/item/DOCMA_2014__19__a39/