Karim Johannes Becher, Jan Van Geel: Sums of squares in function fields of hyperelliptic curves

becher@maths.ucd.ie

Submission: 2007, Mar 14

We study sums of squares, quadratic forms, and related field invariants in a quadratic extension of the rational function field in one variable over a hereditarily pythagorean base field.

2000 Mathematics Subject Classification: 11E04, 11E10, 11E81, 12D15, 14H05

Keywords and Phrases:

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