Definition of Pointclasses. Meaning of Pointclasses. Synonyms of Pointclasses

Here you will find one or more explanations in English for the word Pointclasses. Also in the bottom left of the page several parts of wikipedia pages related to the word Pointclasses and, of course, Pointclasses synonyms and on the right images related to the word Pointclasses.

Definition of Pointclasses

No result for Pointclasses. Showing similar results...

Meaning of Pointclasses from wikipedia

- stated in terms of the determinacy of various pointclasses, which in turn implies that sets in those pointclasses (or sometimes larger ones) have regularity...
- more generally, subsets of Polish spaces. It begins with the study of pointclasses in the Borel hierarchy and extends to the study of more complex hierarchies...
- Pointclasses v t e Lightface Boldface Σ0 0 = Π0 0 = Δ0 0 (sometimes the same as Δ0 1) Σ0 0 = Π0 0 = Δ0 0 (if defined) Δ0 1 = recursive Δ0 1 = clopen Σ0...
- Pointclasses v t e Lightface Boldface Σ0 0 = Π0 0 = Δ0 0 (sometimes the same as Δ0 1) Σ0 0 = Π0 0 = Δ0 0 (if defined) Δ0 1 = recursive Δ0 1 = clopen Σ0...
- Pointclasses v t e Lightface Boldface Σ0 0 = Π0 0 = Δ0 0 (sometimes the same as Δ0 1) Σ0 0 = Π0 0 = Δ0 0 (if defined) Δ0 1 = recursive Δ0 1 = clopen Σ0...
- Pointclasses v t e Lightface Boldface Σ0 0 = Π0 0 = Δ0 0 (sometimes the same as Δ0 1) Σ0 0 = Π0 0 = Δ0 0 (if defined) Δ0 1 = recursive Δ0 1 = clopen Σ0...
- Pointclasses v t e Lightface Boldface Σ0 0 = Π0 0 = Δ0 0 (sometimes the same as Δ0 1) Σ0 0 = Π0 0 = Δ0 0 (if defined) Δ0 1 = recursive Δ0 1 = clopen Σ0...
- Pointclasses v t e Lightface Boldface Σ0 0 = Π0 0 = Δ0 0 (sometimes the same as Δ0 1) Σ0 0 = Π0 0 = Δ0 0 (if defined) Δ0 1 = recursive Δ0 1 = clopen Σ0...
- Pointclasses v t e Lightface Boldface Σ0 0 = Π0 0 = Δ0 0 (sometimes the same as Δ0 1) Σ0 0 = Π0 0 = Δ0 0 (if defined) Δ0 1 = recursive Δ0 1 = clopen Σ0...
- prove the determinacy of larger pointclasses, higher in the Wadge hierarchy, and the determinacy of such pointclasses, in turn, proves the existence of...