English

Decomposing functions of Baire class $2$ on Polish spaces

Logic 2021-07-01 v3

Abstract

We prove the Decomposability Conjecture for functions of Baire class 22 on a Polish space to a separable metrizable space. This partially answer an important open problem in descriptive set theory.

Keywords

Cite

@article{arxiv.1805.11796,
  title  = {Decomposing functions of Baire class $2$ on Polish spaces},
  author = {Longyun Ding and Takayuki Kihara and Brian Semmes and Jiafei Zhao},
  journal= {arXiv preprint arXiv:1805.11796},
  year   = {2021}
}

Comments

18 pages, submitted