68XX COMPUTER SCIENCE (For papers involving machine computations and programs in a specific mathematical area, see Section {04 in that areag 6800 General reference works (handbooks, dictionaries, bibliographies, etc.)
 6801 Instructional exposition (textbooks, tutorial papers, etc.)
 6802 Research exposition (monographs, survey articles)
 6803 Historical (must also be assigned at least one classification number from Section 01)
 6804 Explicit machine computation and programs (not the theory of computation or programming)
 6806 Proceedings, conferences, collections, etc.
 68Mxx Computer system organization
 68Nxx Software
 68Pxx Theory of data
 68Qxx Theory of computing
 68Rxx Discrete mathematics in relation to computer science
 68Txx Artificial intelligence
 68Uxx Computing methodologies and applications

68Wxx Algorithms (For numerical algorithms, see 65XX; for combinatorics and graph theory, see 05C85, 68Rxx)
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