Objectif To prove continuity results in the enumeration degrees analogous to results in the Turing degrees , and then to answer the long open problem of determining at which point the theory of the local structure of the enumeration degrees becomes undecidable. Programme(s) FP5-HUMAN POTENTIAL - Programme for research, technological development and demonstration on "Improving the human research potential and the socio-economic knowledge base" (1998-2002) Thème(s) Data not available Appel à propositions Data not available Régime de financement RGI - Research grants (individual fellowships) Coordinateur UNIVERSITÀ DEGLI STUDI DI SIENA Contribution de l’UE Aucune donnée Adresse Via del Capitano 15 53100 SIENA Italie Voir sur la carte Coût total Aucune donnée