## 34Kxx | 34G | 34 | 34L |

34K05 | General theory |

34K06 | Linear functional-differential equations |

34K07 | Theoretical approximation of solutions |

34K10 | Boundary value problems |

34K11 | Oscillation theory |

34K12 | Growth, boundedness, comparison of solutions |

34K13 | Periodic solutions |

34K14 | Almost periodic solutions |

34K17 | Transformation and reduction of equations and systems, normal forms |

34K18 | Bifurcation theory |

34K19 | Invariant manifolds |

34K20 | Stability theory |

34K23 | Complex (chaotic) behavior of solutions |

34K25 | Asymptotic theory |

34K26 | Singular perturbations |

34K28 | Numerical approximation of solutions |

34K29 | Inverse problems |

34K30 | Equations in abstract spaces [See also 34Gxx, 47Dxx, 47Jxx] |

34K35 | Control problems [See also 49J25, 49K25, 93C15] |

34K40 | Neutral equations |

34K45 | Equations with impulses |

34K50 | Stochastic delay equations [See also 34F05, 60Hxx] |

34K60 | Applications |

34K99 | None of the above, but in this section |