The problem of the number of nonautoequivalent constructivizations. (English. Russian original) Zbl 0476.03045
Sov. Math., Dokl. 21, 411-414 (1980); translation from Dokl. Akad. Nauk SSSR 251, 271-274 (1980).
MSC:
03D45 | Theory of numerations, effectively presented structures |
03D50 | Recursive equivalence types of sets and structures, isols |
03C57 | Computable structure theory, computable model theory |
03C15 | Model theory of denumerable and separable structures |
06A06 | Partial orders, general |
18B99 | Special categories |