Christoffel-Darboux formula
English
editEtymology
editNamed after Elwin Bruno Christoffel and Jean Gaston Darboux.
Proper noun
editthe Christoffel-Darboux formula
- (mathematics) An identity for a sequence of orthogonal polynomials: where fj(x) is the jth term of a set of orthogonal polynomials of squared norm hj and leading coefficient kj.