68-XX COMPUTER SCIENCE (For papers involving machine computations and programs in a specific mathematical area, see Section -04 in that area)
- 68-00 General reference works (handbooks, dictionaries, bibliograohies, etc)
- 68-01 Instructional exposition (textbooks, tutorial papers, etc.) (2)
- 68-02 Research exposition (monographs, survey articles) (1)
- 68-03 Historical (must also be assigned at least one classification number from Section 01)
- 68-04 Explicit machine computation and programs (not the theory of computation or programming) (3)
- 68-06 Proceedings, conferences, collections, etc. (2)
- 68Mxx Computer system organization (29)
- 68Nxx Software (4)
- 68Pxx Theory of data (8)
- 68Qxx Theory of computing (19)
- 68Rxx Discrete mathematics in relation to computer science (19)
- 68Txx Artificial intelligence (8)
- 68Uxx Computing methodologies and applications (18)
- 68Wxx Algorithms (For numerical algorithms, see 65-XX; for combinatorics and graph theory, see 05C85, 68Rxx) (14)