90-XX OPERATIONS RESEARCH, MATHEMATICAL PROGRAMMING
- 90-00 General reference works (handbooks, dictionaries, bibliographies, etc.)
- 90-01 Instructional exposition (textbooks, tutorial papers, etc.) (3)
- 90-02 Research exposition (monographs, survey articles) (13)
- 90-03 Historical (must also be assigned at least one classification number from Section 01)
- 90-04 Explicit machine computation and programs (not the theory of computation or programming) (8)
- 90-06 Proceedings, conferences, collections, etc.
- 90-08 Computational methods (17)
- 90Bxx Operations research and management science (138)
- 90Cxx Mathematical programming [See also 49Mxx, 65Kxx] (335)