2600  General reference works (handbooks, dictionaries, bibliographies, etc.)


2601  Instructional exposition (textbooks, tutorial papers, etc.)


2602  Research exposition (monographs, survey articles)


2603  Historical (must also be assigned at least one classification number from Section 01)


2604  Explicit machine computation and programs (not the theory of computation or programming)


2606  Proceedings, conferences, collections, etc.



26Axx  Functions of one variable

26Bxx  Functions of several variables

26Cxx  Polynomials, rational functions

26Dxx  Inequalities {For maximal function inequalities, see 42B25; for functional inequalities, see 39B72; for probabilistic inequalities, see 60E15}

26Exx  Miscellaneous topics [See also 58Cxx]
