Signature of a quadratic form
= Signature of a quadratic form
{title2=$\sigma$}
= Signature
{synonym}
The signature of a real quadratic form is the number of positive squares minus the number of negative squares in its diagonal normal form.
= Signature of a quadratic form
{title2=$\sigma$}
= Signature
{synonym}
The signature of a real quadratic form is the number of positive squares minus the number of negative squares in its diagonal normal form.