
doi: 10.1007/bf00370340
The paper presents a brief survey of recent work by Metakides, Nerode and others in the area of effective algebra and makes some comments on the relation between formal presentations, characterizations, etc. of sets and of algebraic structures and their practical presentations.
Nonclassical and second-order set theories, formal presentations, characterizations, algebraic structures, sets, Theory of numerations, effectively presented structures, effective algebra
Nonclassical and second-order set theories, formal presentations, characterizations, algebraic structures, sets, Theory of numerations, effectively presented structures, effective algebra
| selected citations These citations are derived from selected sources. This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically). | 1 | |
| popularity This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network. | Average | |
| influence This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically). | Average | |
| impulse This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network. | Average |
