Functions with continuous upper and lower envelopes

DOI10.1007/s10013-017-0266-7zbMath1381.26004OpenAlexW2774512464MaRDI QIDQ684049

Gerald A. Beer

Publication date: 9 February 2018

Published in: Vietnam Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s10013-017-0266-7

zbMATH Keywords

oscillationcontinuous functionBorel functionlower envelopeupper envelopedense-in-itself set

Mathematics Subject Classification ID

Classes of sets (Borel fields, (sigma)-rings, etc.), measurable sets, Suslin sets, analytic sets (28A05) Continuity and related questions (modulus of continuity, semicontinuity, discontinuities, etc.) for real functions in one variable (26A15) Real-valued functions in general topology (54C30) Classification of real functions; Baire classification of sets and functions (26A21)

Cites Work

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