The composition of two derivatives has a fixed point

zbMath1011.26004MaRDI QIDQ1852414

Toby C. O'Neil, Marianna Csörnyei, David Preiss

Publication date: 5 January 2003

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

zbMATH Keywords

fixed pointcompositionderivative functionsDarboux Baire-one functions

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) Fixed-point and coincidence theorems (topological aspects) (54H25) Classification of real functions; Baire classification of sets and functions (26A21)

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