Characterization of Wave Front Sets in Fourier-Lebesgue Spaces and Its Application
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概要
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In this paper, we characterize the Fourier-Lebesgue type wave front set by using the wave packet transform. We apply this to the propagation of singularities for the first order hyperbolic partial differential equations with constant coefficient.
- 日本数学会函数方程式論分科会の論文
著者
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Kato Keiichi
Tokyo University of Science
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Kobayashi Masaharu
Yamagata University
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Ito Shingo
Tokyo University of Science