On the complexity of continuous functions differentiable on cocountable sets

DOI10.14321/REALANALEXCH.34.2.0521zbMath1184.28003OpenAlexW1556992903MaRDI QIDQ1047489

Szymon Głąb

Publication date: 4 January 2010

Published in: Real Analysis Exchange (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.14321/realanalexch.34.2.0521

zbMATH Keywords

differentiability\(\pmb\Pi_1^1\)-complete set

Mathematics Subject Classification ID

Descriptive set theory (03E15) Classes of sets (Borel fields, (sigma)-rings, etc.), measurable sets, Suslin sets, analytic sets (28A05) Differentiation (real functions of one variable): general theory, generalized derivatives, mean value theorems (26A24) Descriptive set theory (topological aspects of Borel, analytic, projective, etc. sets) (54H05)

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