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MATHEMATICS
Hypoellipticity of differential operators in the class of generalized periodic functions
P. R. Popivanov Institute of Mathematics and Informatics, Bulgarian Academy of Sciences, Sofia
Citation:
P. R. Popivanov, “Hypoellipticity of differential operators in the class of generalized periodic functions”, Dokl. Akad. Nauk SSSR, 266:3 (1982), 565–568
Linking options:
https://www.mathnet.ru/eng/dan45602 https://www.mathnet.ru/eng/dan/v266/i3/p565
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