-
35A01
Existence problems: global existence, local existence, non-existence
-
35A02
Uniqueness problems: global uniqueness, local uniqueness, non-uniqueness
-
35A05
General existence and uniqueness theorems
-
35A07
Local existence and uniqueness theorems
[See also 35Hxx, 35Sxx]
-
35A08
Fundamental solutions
-
35A09
Classical solutions
-
35A10
Cauchy-Kovalevskaya theorems
-
35A15
Variational methods
-
35A16
Topological and monotonicity methods
-
35A17
Parametrices
-
35A18
Wave front sets
-
35A20
Analytic methods, singularities
-
35A21
Propagation of singularities
-
35A22
Transform methods (e.g. integral transforms)
-
35A23
Inequalities involving derivatives and differential and integral operators, inequalities for integrals
-
35A24
Methods of ordinary differential equations
-
35A25
Other special methods
-
35A27
Microlocal methods; methods of sheaf theory and homological algebra in PDE [See also
32C38,
58J15]
-
35A30
Geometric theory, characteristics, transformations [See also
58J70,
58J72]
-
35A35
Theoretical approximation to solutions {For numerical analysis, see
65Mxx,
65Nxx}
-
35A99
None of the above, but in this section