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ON A CRITERION FOR HYPOELLIPTICITY - MaRDI portal

ON A CRITERION FOR HYPOELLIPTICITY

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Publication:5659990

DOI10.1070/SM1971v014n01ABEH002602zbMath0247.35023OpenAlexW2113784399MaRDI QIDQ5659990

V. S. Fedii

Publication date: 1972

Published in: Mathematics of the USSR-Sbornik (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1070/sm1971v014n01abeh002602




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