Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
4605530 | Applied and Computational Harmonic Analysis | 2006 | 8 Pages |
Abstract
We give a simple proof of Lawton's theorem on the orthogonality of translates of a compactly supported refinable function. The same technique provides an easy proof of uniqueness in Gundy's criterion on the characterization of low-pass filters associated to prescaling functions.
Related Topics
Physical Sciences and Engineering
Mathematics
Analysis