On a Lindenbaum Composition Theorem

DOI10.2478/TMMP-2019-0025zbMath1498.26003OpenAlexW2989271668WikidataQ126805039 ScholiaQ126805039MaRDI QIDQ5142416

Dávid Uhrik, Jaroslav Šupina

Publication date: 30 December 2020

Published in: Tatra Mountains Mathematical Publications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2478/tmmp-2019-0025

zbMATH Keywords

compositionsemicontinuous functionpiecewise continuous\(\Delta^0_2\)-measurable functionYoung hierarchy

Mathematics Subject Classification ID

Continuity and related questions (modulus of continuity, semicontinuity, discontinuities, etc.) for real functions in one variable (26A15) Classification of real functions; Baire classification of sets and functions (26A21) Topology of special sets defined by functions (54C50)

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