91-XX

91-00 General reference works (handbooks, dictionaries, bibliographies, etc.)
91-01 Instructional exposition (textbooks, tutorial papers, etc.)
91-02 Research exposition (monographs, survey articles)
91-03 Historical (must also be assigned at least one classification number from section 01)
91-04 Explicit machine computation and programs (not the theory of computation or programming)
91-06 Proceedings, conferences, collections, etc.
91-08 Computational methods
91Axx Game theory
91Bxx Mathematical economics {For econometrics, see 62P20}
91Cxx Social and behavioral sciences: general topics {For statistics, see 62-XX}
91Dxx Mathematical sociology (including anthropology)
91Exx Mathematical psychology
91Fxx Other social and behavioral sciences (mathematical treatment)
91Gxx Mathematical finance