negative semidefinite

Let A be an n×n symmetricPlanetmathPlanetmath real square matrixMathworldPlanetmath. If for any non-zero vector x we have


we call A a negative semidefinite matrix.

Title negative semidefinite
Canonical name NegativeSemidefinite
Date of creation 2013-03-22 12:20:14
Last modified on 2013-03-22 12:20:14
Owner drini (3)
Last modified by drini (3)
Numerical id 4
Author drini (3)
Entry type Definition
Classification msc 15A48