Search

Your search keyword '"u-invariant"' showing total 2 results
Start Over Descriptor "u-invariant" Journal communications in algebra
2 results on '"u-invariant"'

1. On theU-Invariant ofP-Adic Function Fields

Author

Karim Zahidi

Subjects
Combinatorics, Algebra and Number Theory, Quadratic form, u-invariant, Binary quadratic form, Field (mathematics), Rational function, Quadratic function, Function (mathematics), Isotropic quadratic form, Mathematics
Abstract

We show that a quadratic form defined over the rational function field ℚ(x 1 , …, x n ) of dimension at least 4.2 n + 1 is isotropic over all fields ℚ p (x 1 , …, x n ), except for finitely many primes. Partial results concerning the u-invariant of p-adic function fields are also shown.

Published
2005
Full Text
View/download PDF

Catalog

Books, media, physical & digital resources
See catalog results