Corrigendum to "Retracting a ball in $\ell_1$ onto its simple spherical cap" (Topol. Methods Nonlinear Anal. 63 (2024), no.1, 115-129)
DOI:
https://doi.org/10.12775/TMNA.2024.047Keywords
Lipschitzian, optimal retraction, sequence space, spherical cupAbstract
This article gives a correct reference to the fact that $k_0(H)> 4.58$, where $H$ is an infinite dimensional Hilbert space, to correct a citation in the introduction section of \cite{intrakul:iampiboonvatana}.References
E. Casini and L. Piasecki, The minimal displacement and optimal retraction problems in some Banach spaces, J. Nonlinear Convex Anal. 18 (2017), no. 1, 61–71.
J. Intrakul and S. Y. Iampiboonvatana, Retracting a ball in `1 onto its simple spherical cap, Topol. Methods Nonlinear Anal. 63 (2024), no. 1, 115–129.
Published
2025-06-14
How to Cite
1.
INTRAKUL, Jumpot and IAMPIBOONVATANA, Smith Yokpaisan. Corrigendum to "Retracting a ball in $\ell_1$ onto its simple spherical cap" (Topol. Methods Nonlinear Anal. 63 (2024), no.1, 115-129). Topological Methods in Nonlinear Analysis. Online. 14 June 2025. Vol. 65, no. 2, pp. 827 - 828. [Accessed 17 December 2025]. DOI 10.12775/TMNA.2024.047.
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Copyright (c) 2025 Jumpot Intrakul, Smith Yokpaisan Iampiboonvatana
This work is licensed under a Creative Commons Attribution-NoDerivatives 4.0 International License.
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