On n-term approximations with respect to frames bounded in Lp(0, 1), 2 < p < ∞
In this paper, best canonical n-term approximations in the norm of the spaces L2(0, 1) of the family I of characteristic functions of intervals are studied.
Keywordsbest canonical n-term approximation tight frame Haar system Bessel’s inequality Rademacher function Khinchine’s inequality
Unable to display preview. Download preview PDF.
- 2.B. S. Kashin, “On lower estimates for n-term approximation in Hilbert spaces,” in Approximation Theory (DARBA, Sofia, 2002), pp. 241–257.Google Scholar
© Pleiades Publishing, Ltd. 2014