Note on fast evaluation of best L-2 approximation polynomials on simplices

[摘要] We show how best the L-2 approximation polynomial to a given square integrable function on a simplex can be computed very effectively.

[发布日期] 1997-03-17

[关键词] Bernstein-Durrmeyer operator on a simplex;least-squares polynomial on a simplex;minimal polynomial of a matrix