Results 61 to 70 of about 1,931 (172)

Local Zeta Functions, Functional Equations and Pseudodifferential Operators Over p-adic Fields [PDF]

open access: yes, 2014
Esta tesis está dedicada al estudio de dos problemas: el primero es el estudio de los núcleos de Riesz asociados a formas cuadráticas elíptica de dimensiones 4 y 2, y sus aplicaciones en la construcción de soluciones fundamentales para operadores ...
Casas Sánchez, Oscar Francisco
core  

Pseudodifferential operators on α-modulation spaces [PDF]

open access: yes, 2003
We study expansions of pseudodifferential operators from the Hörmander class in a special family of functions called brushlets. We prove that such operators have a sparse representation in a brushlet system.
Borup, Lasse, Lasse Borup, Lasse Borup
core   +1 more source

Hypo-analytic pseudodifferential operators

open access: yes, 1989
Let Ω \Omega be a hypo-analytic manifold of dimension m m equipped with a hypo-analytic structure whose structure bundle T ′ T’ has dimension m m .
S. Berhanu
core   +1 more source

Topics in pseudodifferential operators

open access: yes, 1989
SIGLECopy held by FIZ Karlsruhe; available from UB/TIB Hannover / FIZ - Fachinformationszzentrum Karlsruhe / TIB - Technische ...
Gesellschaft fuer Mathematische Forschung e.V., Oberwolfach (Germany). Mathematisches Forschungsinstitut
core  

Pseudodifferential operators and wavelets over real and p-adic fields

open access: yes, 2018
This monograph offers a self-contained introduction to pseudodifferential operators and wavelets over real and p-adic fields. Aimed at graduate students and researchers interested in harmonic analysis over local fields, the topics covered in this book ...
Chuong, Nguyen Minh
core   +1 more source

Pseudodifferential operators with generalized symbols and regularity theory [PDF]

open access: yes, 2005
We study pseudodifferential operators with amplitudes $a_varepsilon (x,xi)$ depending on a singular parameter $varepsilon o 0$ with asymptotic properties measured by different scales.
GRAMTCHEV, TODOR VASSILEV   +7 more
core   +1 more source

Characterization of Non-Smooth Pseudodifferential Operators

open access: yes, 2017
Smooth pseudodifferential operators on can be characterized by their mapping properties between Sobolev spaces due to Beals and Ueberberg. In applications such a characterization would also be useful in the non-smooth case, for example to show the ...
Helmut Abels   +3 more
core   +1 more source

Graded hypoellipticity of BGG sequences. [PDF]

open access: yesAnn Glob Anal Geom (Dordr), 2022
Dave S, Haller S.
europepmc   +1 more source

Characteristic classes and zeroth order pseudodifferential operators

open access: yes, 2011
We provide evidence for the conjecture that the Wodzicki-Chern classes vanish for all bundles with the group Z of invertible zeroth order pseudodifferential operators as structure group.
Scott, Simon; id_orcid   +7 more
core   +1 more source

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