## 42-XX FOURIER ANALYSIS

- 42-00 General reference works (handbooks, dictionaries, bibliographies, etc.) (1)
- 42-01 Instructional exposition (textbooks, tutorial papers, etc.)
- 42-02 Research exposition (monographs, survey articles)
- 42-03 Historical (must also be assigned at least one classification number from Section 01)
- 42-04 Explicit machine computation and programs (not the theory of computation or programming)
- 42-06 Proceedings, conferences, collections, etc.
- 42Axx Harmonic analysis in one variable
- 42Bxx Harmonic analysis in several variables (For automorphic theory, see mainly 11F30) (1)
- 42Cxx Nontrigonometric harmonic analysis (22)