Characterization of Wave Fronts of Ultradistributions Using Directional Short-Time Fourier Transform
Journal
Axioms
Date Issued
2021-09-28
Author(s)
Maksimović, Snježana
Pilipović, Stevan
DOI
10.3390/axioms10040240
Abstract
<jats:p>In this paper we give a characterization of Sobolev k-directional wave front of order p∈[1,∞) of tempered ultradistributions via the directional short-time Fourier transform.</jats:p>
