Characterization of Wave Fronts of Ultradistributions Using Directional Short-Time Fourier Transform

被引：1

作者：

Atanasova, Sanja ^{[1
]}

Maksimovic, Snjezana ^{[2
]}

Pilipovic, Stevan ^{[3
]}

机构：

[1] Ss Cyril & Methodius Univ, Fac Elect Engn & Informat Technol, Rugjer Boshkovik 18, Skopje 1000, North Macedonia

[2] Univ Banja Luka, Fac Architecture Civil Engn & Geodesy, Stepe Stepanovica 77-3, Banja Luka 78000, Bosnia & Herceg

[3] Univ Novi Sad, Fac Sci & Math, Trg Obradovica 4, Novi Sad 21000, Serbia

来源：

AXIOMS | 2021年 / 10卷 / 04期

关键词：

k-directional short-time Fourier transform; ultradistributions; wave front sets; SETS; BANACH; FRECHET;

D O I：

10.3390/axioms10040240

中图分类号：

O29 [应用数学];

学科分类号：

070104 ;

摘要：

In this paper we give a characterization of Sobolev k-directional wave front of order p & ISIN;[1,& INFIN;) of tempered ultradistributions via the directional short-time Fourier transform.

引用

页数：11

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