Diagonalize a form over the rationals to
where all the entries are integers and , , ... are relatively prime to . Then Sylvester's signature is the sum of the -parts of the entries.
Diagonalize a form over the rationals to
where all the entries are integers and , , ... are relatively prime to . Then Sylvester's signature is the sum of the -parts of the entries.
Weisstein, Eric W. "Sylvester's Signature." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/SylvestersSignature.html