On the first and the fifth class of Zahorski

zbMath0571.26002MaRDI QIDQ1061878

Václav Kelar

Publication date: 1984

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

zbMATH Keywords

semicontinuous functionshomeomorphismsapproximately continuous functionsDarboux-Baire 1 functionsextension of derivativesZahorski classes

Mathematics Subject Classification ID

Continuity and related questions (modulus of continuity, semicontinuity, discontinuities, etc.) for real functions in one variable (26A15) Differentiation (real functions of one variable): general theory, generalized derivatives, mean value theorems (26A24) Classification of real functions; Baire classification of sets and functions (26A21)

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