5491 - Formal category theory : adjointness for 2-categories |
5492 - Formal concept analysis : mathematical foundations |
5493 - Formal groups and applications |
5494 - Formal language theory : perspectives and open problems : Proceedings of a Symposium held at Santa Barbara, Californy, December 10-14, 1979 |
5495 - Formal logic |
5496 - Formal logic (1847) |
5497 - Formal methods : An introduction to symbolic logic and to the study of effective opeations in arithmetic and logic |
5498 - Formal moduli of algebraic structures |
5499 - Formal specification and software development |
5500 - Formal systems and recursive functions : proceedings of the eighth logic colloquium Oxford, July 1963 |






