Pseudodifferential operators with real a
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Tran Duc Van; Dinh Nho Hร o
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Article
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1992
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John Wiley and Sons
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English
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## Abstract This paper introduces some methods (including an approximation method) for investigating pseudodifferential equations and related problems (Cauchy problems, boundary value problems,โฆ) based on the technique of pseudodifferential operators with real analytic symbols.