| MSC 1991 | Number of Preprints | |
| 54-XX | General topology
| 1 | browse |
| 54-00 | General reference works (handbooks, dictionaries, bibliographies, etc.)
| 1 | browse |
| 54-01 | Instructional exposition (textbooks, tutorial papers, etc.)
| 1 | browse |
| 54-02 | Research exposition (monographs, survey articles)
| 1 | browse |
| 54-03 | Historical
| 1 | browse |
| 54-04 | Explicit machine computation and programs (not the theory of computation or programming)
| 1 | browse |
| 54-06 | Proceedings, conferences, collections, etc.
| 1 | browse |
| 54Axx | Generalities
| 12 | browse |
| 54Bxx | Basic constructions
| 1 | browse |
| 54Cxx | Maps and general types of spaces defined by maps
| 14 | browse |
| 54Dxx | Fairly general properties
| 5 | browse |
| 54Exx | Spaces with richer structures
| 19 | browse |
| 54Fxx | Special properties
| 6 | browse |
| 54Gxx | Peculiar spaces
| - | |
| 54Hxx | Connections with other structures, applications
| 14 | browse |
| 54J05 | Nonstandard topology
| - | |