2021 journal article

Regularity properties of Haar Frames

COMPTES RENDUS MATHEMATIQUE, 359(9), 1107–1117.

By: S. Jaffard & H. Krim*

Source: Web Of Science
Added: December 20, 2021

We prove that pointwise and global Hölder regularity can be characterized using the coefficients on the Haar tight frame obtained by using a finite union of shifted Haar bases, despite the fact that the elements composing the frame are discontinuous.