MSC results for "13"

**13**(1959-now) Commutative algebra

**13-00**(1973-now) General reference works (handbooks, dictionaries, bibliographies, etc.)

**13-01**(1973-now) Instructional exposition (textbooks, tutorial papers, etc.)

**13-02**(1973-now) Research exposition (monographs, survey articles)

**13-03**(1973-now) Historical (must also be assigned at least one classification number from Section 01)

**13-04**(1973-now) Explicit machine computation and programs (not the theory of computation or programming)

**13-06**(1973-now) Proceedings, conferences, collections, etc.

**13A**(1973-now) General commutative ring theory

**13B**(1973-now) Ring extensions and related topics

**13C**(1973-now) Theory of modules and ideals

**13D**(1973-now) Homological methods [For noncommutative rings, see 16Exx; for general categories, see 18Gxx]

**13E**(1973-now) Chain conditions, finiteness conditions

**13F**(1973-now) Arithmetic rings and other special rings

**13G**(1973-now) Integral domains

**13H**(1973-now) Local rings and semilocal rings

**13K**(1973-1999) Witt rings and related rings

**13.00**(1959-1972) General

**13.10**(1959-1972) General theory

**13.15**(1959-1972) Integral domains, unique factorization domains

**13.20**(1959-1972) Ideal theory

**13.25**(1959-1972) Chain conditions; Artinian rings, Noetherian rings

**13.30**(1959-1972) Radical theory

**13.40**(1959-1972) Modules, representation

**13.50**(1959-1972) Structure, classification

**13.60**(1959-1972) Automorphisms, derivations

**13.70**(1959-1972) Galois theory

**13.80**(1959-1972) Extension theory

**13.90**(1959-1972) Homological methods

**13.93**(1959-1972) Rings of polynomials, formal power series

**13.95**(1959-1972) Local rings

**13.99**(1959-1972) None of the above, but in this section