Year: 2025
Type: article
Abstract: Given an ideal $\mathcal {I}$ on $\omega $ and a bounded real sequence $\boldsymbol x$, we denote by $\mathrm {core}_{\boldsymbol x}(\mathcal {I})$ the smallest interval $[a,b]$ such that $\{n \in \omega : x_n \notin [a-\varepsilon ,b+\varepsilon ]\}
Source: Fundamenta Mathematicae
DOI: 10.4064/fm240325-8-5
Author: Paolo Leonetti
Institution: University of Insubria
Language: English
Subfield: Geometry and Topology
Field: Mathematics
Domain: Physical Sciences
Open Access status: hybrid
OpenAlex ID: W4411889073