## 53-XX | 52 | Top | 54 |

53-00 | General reference works (handbooks, dictionaries, bibliographies, etc.) |

53-01 | Instructional exposition (textbooks, tutorial papers, etc.) |

53-02 | Research exposition (monographs, survey articles) |

53-03 | Historical (must also be assigned at least one classification number from Section 01) |

53-04 | Explicit machine computation and programs (not the theory of computation or programming) |

53-06 | Proceedings, conferences, collections, etc. |

53Axx | Classical differential geometry |

53Bxx | Local differential geometry |

53Cxx | Global differential geometry [See also 51H25, 58-XX; for related bundle theory, see 55Rxx, 57Rxx] |

53Dxx | Symplectic geometry, contact geometry [See also 37Jxx, 70Gxx, 70Hxx] |

53Z05 | Applications to physics |