The straightbrush model conjecture for the residual compact set
The straightbrush model conjecture for the residual compact set
Let be the addresses odometer, identified with the Cantor set of connected components of . A subset is required to encode each component as a vertical initial segment. Straightbrush model conjecture. There exists a closed subset of homeomorphic to which satisfies
- ;
- For all there exists such that if and only if (such is called an upper endpoint);
- The set of upper endpoints is dense in .
This conjectures a topological model of analogous to a straightbrush or hairy arc. The source establishes a dense countable family of components homeomorphic to a common line segment, but leaves the global homeomorphism to this model open.
Sources & referencesView supporting material
Primary source
Alexandre Dezotti and Pascale Roesch, “On (non-)local-connectivity of some Julia sets”, arXiv:1203.2741 (2012).
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