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Hypoelliptic partial differential equations of principal type. Sufficient conditions and necessary conditions
Author(s) -
Treves Francois
Publication year - 1971
Publication title -
communications on pure and applied mathematics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 3.12
H-Index - 115
eISSN - 1097-0312
pISSN - 0010-3640
DOI - 10.1002/cpa.3160240504
Subject(s) - mathematics , nirenberg and matthaei experiment , type (biology) , principal part , principal (computer security) , pure mathematics , mathematical analysis , computer science , ecology , biology , operating system