Differential equations, Partial

Harmonic analysis

Difference and functional equations > Functional equations and inequalities [See also 30D05] > Systems of functional equations and inequalities.

Differential equations, Partial.

Fluid mechanics {For general continuum mechanics, see 74Axx, or other parts of 74-XX} > Incompressible viscous fluids > Existence, uniqueness, and regularity theory [See also 35Q30].

Functional analysis {For manifolds modeled on topological linear spaces, see 57Nxx, 58Bxx} > Linear function spaces and their duals [See also 30H05, 32A38, 46F05] {For function algebras, see 46J10}-

Harmonic analysis.

Harmonic analysis on Euclidean spaces > Harmonic analysis in several variables {For automorphic theory, see mainly 11F30} > Function spaces arising in harmonic analysis.

Optics, electromagnetic theory {For quantum optics, see 81V80} > General > Geometric optics.

Partial differential equations > General higher-order equations and systems > Nonlinear higher-order equations.

Partial differential equations > Pseudodifferential operators and other generalizations of partial differential operators [See also 47G30, 58J40] > Pseudodifferential operators.

Partial differential equations > Spectral theory and eigenvalue problems [See also 47Axx, 47Bxx, 47F05] > Asymptotic distribution of eigenvalues and eigenfunctions.

Potential theory {For probabilistic potential theory, see 60J45} > Two-dimensional theory > Integral representations, integral operators, integral equations methods.

Special functions (33-XX deals with the properties of functions as functions) {For orthogonal functions, see 42Cxx; for aspects of combinatorics see 05Axx; for number-theoretic aspects see 11-XX; for.

Conference papers and proceedings.