Christoffel-Darboux formula

专有名词
中文释义

英文释义

专有名词
  1. An identity for a sequence of orthogonal polynomials: ∑ⱼ₌₀ⁿ(f_j(x)f_j(y))/(h_j)=(k_n)/(h_nk_n+1)(f_n(y)f_n+1(x)-f_n+1(y)f_n(x))/(x-y) where fⱼ(x) is the jth term of a set of orthogonal polynomials of squared norm hⱼ and leading coefficient kⱼ.

词形变化

the Christoffel-Darboux formula canonical

词源

Named after Elwin Bruno Christoffel and Jean Gaston Darboux.
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