De Boor's algorithm: Difference between revisions

Revision as of 20:47, 11 August 2017

Revision as of 21:07, 11 August 2017

Line 11:

== Local support ==

B-splines have local support, meaning that the polynomials are positivenon-negative only in a finite ___domain and zero elsewhere. The Cox-de Boor recursion formula<ref>C. de Boor, p. 90</ref> shows this:

:<math>B_{i,0}(x) := \left\{