17-00 General reference works (handbooks, dictionaries, bibliographies, etc.)
17-01 Instructional exposition (textbooks, tutorial papers, etc.)
17-02 Research exposition (monographs, survey articles)
17-03 Historical (must also be assigned at least one classification number from Section 01)
17-04 Explicit machine computation and programs (not the theory of computation or programming)
17-06 Proceedings, conferences, collections, etc.
17-08 Computational methods
17Axx General nonassociative rings
17Bxx Lie algebras and Lie superalgebras {For Lie groups, see 22Exx}
17Cxx Jordan algebras (algebras, triples and pairs)
17Dxx Other nonassociative rings and algebras