English

Lipchitz curve selection and its application to Thamrongthanyalak's open problem

Logic 2025-10-07 v1

Abstract

We solve an open problem posed in Thamrongthanyalak's paper on the definable Banach fixed point property. A Lipschitz curve selection is a key of our solution. In addition, we show a definable version of Caristi fixed point theorem.

Keywords

Cite

@article{arxiv.2411.14661,
  title  = {Lipchitz curve selection and its application to Thamrongthanyalak's open problem},
  author = {Masato Fujita},
  journal= {arXiv preprint arXiv:2411.14661},
  year   = {2025}
}