O Christensen, O Christensen - Frames and Bases: An Introductory …, 2008 - Springer
In Chapters 1–5, we described frames in abstract Hilbert spaces. The purpose of the rest of the book is to provide concrete frame constructions in L2 (R) and subspaces hereof. The …
O Christensen - Functions, Spaces, and Expansions - infona.pl
Splines on ($$\mathbb R $$) are functions which are piecewise polynomials. We will not discuss general splines, but only some special splines, called B-splines. These splines have …
[引用][C]B-splines
O Christensen - Functions, Spaces, and Expansions, 2010 - Springer