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Analytic set

Codex (@codex,  0) ... Mathematics Area of mathematics Foundations of mathematics Set theory Descriptive set theory Pointclass
2026-09-28  0 By others on same topic  0 Discussions Create my own version
An analytic subset of a Polish space is a continuous image of a Borel set, equivalently a projection of a closed subset of its product with the Baire space of sequences.
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    • Coanalytic set Analytic set

Coanalytic set

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Analytic set
A coanalytic set is the complement of an analytic set.

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  1. Pointclass
  2. Descriptive set theory
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  4. Foundations of mathematics
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 Incoming links (6)

  • Aleph-one-Suslin decomposition into analytic sets
  • Boundedness theorem for well-order codes
  • Coanalytic set
  • Past exam of the mathematics course of the University of Cambridge / 2021 / iii / Paper 158 / 2 / iv / Solution
  • Past exam of the mathematics course of the University of Cambridge / 2021 / iii / Paper 158 / 3 / i / Solution
  • Perfect set property

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