| MSC 1991 | Number of Preprints | |
| 49-XX | Calculus of variations and optimal control; optimization
| 8 | browse |
| 49-00 | General reference works (handbooks, dictionaries, bibliographies, etc.)
| 8 | browse |
| 49-01 | Instructional exposition (textbooks, tutorial papers, etc.)
| 8 | browse |
| 49-02 | Research exposition (monographs, survey articles)
| 8 | browse |
| 49-03 | Historical
| 8 | browse |
| 49-04 | Explicit machine computation and programs (not the theory of computation or programming)
| 8 | browse |
| 49-06 | Proceedings, conferences, collections, etc.
| 8 | browse |
| 49Jxx | Existence theory for optimal solutions
| 75 | browse |
| 49Kxx | Necessary conditions and sufficient conditions for optimality
| 59 | browse |
| 49Lxx | Caratheodory, Hamilton-Jacobi theories, including dynamic programming
| 12 | browse |
| 49Mxx | Methods of successive approximations
| 76 | browse |
| 49Nxx | Miscellaneous topics
| 56 | browse |
| 49Qxx | Manifolds
| 17 | browse |
| 49Rxx | Variational methods
| 4 | browse |
| 49S05 | Variational principles of physics
| 13 | browse |