A Q-WADGE HIERARCHY IN QUASI-POLISH SPACES

DOI10.1017/jsl.2020.52OpenAlexW3092402455MaRDI QIDQ5082062

Victor L. Selivanov

Publication date: 15 June 2022

Published in: The Journal of Symbolic Logic (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1911.02758

zbMATH Keywords

Borel hierarchyWadge hierarchy\(h\)-quasiorderfine hierarchybetter quasiorderiterated labeled tree\(Q\)-partition

Mathematics Subject Classification ID

Finite difference methods for initial value and initial-boundary value problems involving PDEs (65M06) Numerical aspects of the method of characteristics for initial value and initial-boundary value problems involving PDEs (65M25) Complexity of computation (including implicit computational complexity) (03D15) Hyperbolic equations on manifolds (58J45) Computation over the reals, computable analysis (03D78)

Related Items (5)

Non-collapse of the effective Wadge hierarchy ⋮ Effective wadge hierarchy in computable quasi-Polish spaces ⋮ A syntactic approach to Borel functions: some extensions of Louveau's theorem ⋮ Boole vs Wadge: comparing two basic tools of descriptive set theory ⋮ Non-collapse of the effective wadge hierarchy

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