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Hypoellipticity of certain infinitely degenerate second order operators

โœ Scribed by Korobenko, Lyudmila; Rios, Cristian

Book ID
120977325
Publisher
Elsevier Science
Year
2014
Tongue
English
Weight
451 KB
Volume
409
Category
Article
ISSN
0022-247X

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The purpose of this paper is to establish the following result. Let L 1 and L 2 be subelliptic operators on R n x and R m y , respectively. Assume that \* # C (R n x ) with \* 0, assume that \* has a zero of infinite order at the origin and that all other zeroes of \* are of finite order. Then the