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Positive enumerable functors

We study reductions well suited to compare structures and classes of structures with respect to properties based on enumeration reducibility. We introduce the notion of a positive enumerable functor and study the relationship with established reductions based on functors and alternative definitions.

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Co-authorshipCo-authorshipCo-authorshipAuthorshipAuthorshipAuthorshipTopic signalWPositive enumerable functorspreprint / 2021ABarbara CsimaResearcherADino RosseggerResearcherAZhi Ying "Daniel&#3...ResearcherTmath.LO1661 works
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Positive enumerable functors

preprint / 2021

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