3400  General reference works (handbooks, dictionaries, bibliographies, etc.)


3401  Instructional exposition (textbooks, tutorial papers, etc.)


3402  Research exposition (monographs, survey articles)


3403  Historical (must also be assigned at least one classification number from Section 01)


3404  Explicit machine computation and programs (not the theory of computation or programming)


3406  Proceedings, conferences, collections, etc.



34Axx  General theory

34Bxx  Boundary value problems {For ordinary differential operators, see 34Lxx}

34Cxx  Qualitative theory [See also 37XX]

34Dxx  Stability theory [See also 37C75, 93Dxx]

34Exx  Asymptotic theory

34F05  Equations and systems with randomness [See also 34K50, 60H10, 93E03]


34Gxx  Differential equations in abstract spaces [See also 34Lxx, 37Kxx, 47Dxx, 47Hxx, 47Jxx, 58D25]

34H05  Control problems [See also 49J25, 49K25, 93C15]


34Kxx  Functionaldifferential and differentialdifference equations [See also 37XX]

34Lxx  Ordinary differential operators [See also 47E05]

34Mxx  Differential equations in the complex domain [See also 30Dxx, 32G34]
