Abstract
Every function \(f\colon [0,1]\to [-1,1]\) can be expressed as the sum of three extendable functions, as the maximum of two minimums of extendable functions and as the limit of a transfinite sequence of extendable functions.
Citation
Tomasz Natkaniec. "Extendability and almost continuity." Real Anal. Exchange 21 (1) 349 - 355, 1995/1996.
Information