Lelek-like fans: endpoint-dense continua supporting topologically mixing maps

The Lelek fan is the only smooth fan that has a dense set of end-points. In this paper, we study non-smooth fans with this property; i.e., we construct an uncountable family of pairwise non-homeomorphic such fans. Furthermore, we prove that each of them admits a topologically mixing non-invertible mapping as well as a topologically mixing homeomorphism.

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Publication Details

Journal
Applied General Topology
Published
2026-03-16
DOI
https://doi.org/10.4995/agt.24275
Primary Topic
Mathematical Dynamics and Fractals
Type
article
Field-Weighted Citation Impact
0.00
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article

Lelek-like fans: endpoint-dense continua supporting topologically mixing maps

Goran Erceg, Ivan Jelić, Judy A Kennedy, Iztok Banič
Applied General Topology
Mathematical Dynamics and Fractals
article

Lelek-like fans: endpoint-dense continua supporting topologically mixing maps

Goran Erceg, Ivan Jelić, Judy A Kennedy, Iztok Banič
article en

Abstract

The Lelek fan is the only smooth fan that has a dense set of end-points. In this paper, we study non-smooth fans with this property; i.e., we construct an uncountable family of pairwise non-homeomorphic such fans. Furthermore, we prove that each of them admits a topologically mixing non-invertible mapping as well as a topologically mixing homeomorphism.

Applied General TopologyVol. 27(1)
Lamar University (US), University of Maribor (SI), University of Split (HR)
Openalex Percentile: Top 14%
Mathematical Dynamics and Fractals
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