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Robust non-computability of dynamical systems and computability of robust dynamical systems

LMCS vol.Volume 20, Issue 22024
Daniel S. Graça, Ning Zhong

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原文摘要(Abstract)

In this paper, we examine the relationship between the stability of the dynamical system $x^{\prime}=f(x)$ and the computability of its basins of attraction. We present a computable $C^{\infty}$ system $x^{\prime}=f(x)$ that possesses a computable and stable equilibrium point, yet whose basin of attraction is robustly non-computable in a neighborhood of $f$ in the sense that both the equilibrium point and the non-computability of its associated basin of attraction persist when $f$ is slightly perturbed. This indicates that local stability near a stable equilibrium point alone is insufficient to guarantee the computability of its basin of attraction. However, we also demonstrate that the basins of attraction associated with a structurally stable - globally stable (robust) - planar system defined on a compact set are computable. Our findings suggest that the global stability of a system and the compactness of the domain play a pivotal role in determining the computability of its basins of attraction.

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DOI 原文 ·

BibTeX
@article{paperbot2749,
  title = {Robust non-computability of dynamical systems and computability of robust dynamical systems},
  author = {Daniel S. Graça and Ning Zhong},
  journal = {Logical Methods in Computer Science},
  volume = {Volume 20, Issue 2},
  year = {2024},
  doi = {10.46298/lmcs-20(2:19)2024}
}