MSC results for "05"

**05-00**(1973-now) General reference works (handbooks, dictionaries, bibliographies, etc.)

**05-01**(1973-now) Instructional exposition (textbooks, tutorial papers, etc.)

**05-02**(1973-now) Research exposition (monographs, survey articles)

**05-03**(1973-now) Historical (must also be assigned at least one classification number from Section 01)

**05-04**(1973-now) Explicit machine computation and programs (not the theory of computation or programming)

**05-06**(1973-now) Proceedings, conferences, collections, etc.

**05C**(1973-now) Graph theory [For applications of graphs, see 68R10, 81Q30, 81T15, 82B20, 82C20, 90C35, 92E10, 94C15]

**05D**(1991-now) Extremal combinatorics

**05E**(1991-now) Algebraic combinatorics

**05.00**(1959-1972) General

**05.04**(1959-1972) Combinatorial choice problems; subsets, representatives

**05.05**(1959-1972) Factorials, binomial coefficients, combinatorial functions

**05.0**(1940-1958) Combinatorial analysis

**05.10**(1959-1972) Combinatorial enumeration problems, generating functions

**05.15**(1959-1972) Combinatorial inequalities

**05.22**(1959-1972) Difference sets (number-theoretic, group-theoretic, etc.)

**05.24**(1959-1972) Orthogonal arrays, Latin squares

**05.25**(1959-1972) Matrices

**05.30**(1959-1972) Other designs, configurations

**05.35**(1959-1972) Matroids, geometric lattices

**05.40**(1959-1972) Graphs, general theory

**05.45**(1959-1972) Trees

**05.55**(1959-1972) Chromatic theory of graphs and maps

**05.60**(1959-1972) Directed graphs (digraphs)

**05.62**(1959-1972) Graphs and groups

**05.65**(1959-1972) Enumeration of graphs and maps

**05.99**(1959-1972) None of the above, but in this section