PP-2011-05: Barmpalias, George and Lewis, Andrew E.M. (2011) Measure and cupping in the Turing degrees. [Report]
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Abstract
We answer a question of Jockusch by showing that the measure of the
Turing degrees which satisfy the cupping property is 0. In fact, every
2-random degree has a strong minimal cover, and so fails to satisfy
the cupping property.
| Item Type: | Report |
|---|---|
| Report Nr: | PP-2011-05 |
| Series Name: | Prepublication (PP) Series |
| Year: | 2011 |
| Uncontrolled Keywords: | Measure, Turing degrees, cupping, strong minimal cover, randomness |
| Depositing User: | gbarmpa1 |
| Date Deposited: | 12 Oct 2016 14:37 |
| Last Modified: | 12 Oct 2016 14:37 |
| URI: | https://eprints.illc.uva.nl/id/eprint/409 |
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