Articles with "pseudodifferential operators" as a keyword



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Parametric pseudodifferential operators with point-singularity in the covariable

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Published in 2022 at "Annals of Global Analysis and Geometry"

DOI: 10.1007/s10455-021-09823-z

Abstract: Starting out from a new description of a class of parameter-dependent pseudodifferential operators with finite regularity number due to G. Grubb, we introduce a calculus of parameter-dependent, poly-homogeneous symbols whose homogeneous components have a particular… read more here.

Keywords: pseudodifferential operators; parameter; singularity covariable; point singularity ... See more keywords
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Mapping properties for operator-valued pseudodifferential operators on toroidal Besov spaces

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Published in 2017 at "Journal of Pseudo-Differential Operators and Applications"

DOI: 10.1007/s11868-017-0224-x

Abstract: In this paper, we consider pseudodifferential operators on the torus with operator-valued symbols and prove continuity properties on vector-valued toroidal Besov spaces, without assumptions on the underlying Banach spaces. The symbols are of limited smoothness… read more here.

Keywords: besov spaces; mapping properties; operator valued; pseudodifferential operators ... See more keywords