2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/127549We proved that for any matrix dilation and for any positive integer $n$, there exists a compactly supported tight wavelet frame with approximation order $n$. Explicit methods for construction of dual and tight wavelet frames with a given number of vanishing moments are suggested.LaTex file, 28 pagesClassical Analysis and ODEs42C40text