34Exx Asymptotic theory
- 34E05 Asymptotic expansions (2)
- 34E10 Perturbations, asymptotics
- 34E13 Multiple scale methods
- 34E15 Singular perturbations, general theory
- 34E17 Canard solutions
- 34E18 Methods of nonstandard analysis
- 34E20 Singular perturbations, turning point theory, WKB methods
- 34E99 None of the above, but in this section