e/Definite quadratic form

Information
has gloss	eng: In mathematics, a definite quadratic form is a real-valued quadratic form over some vector space V that has the same sign (always positive or always negative) for every nonzero vector of V. The definite quadratic forms correspond in one-to-one way to the (symmetric) definite bilinear forms over the same space.
lexicalization	eng: definite quadratic form
instance of	e/Quadratic form