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arxiv: 1108.2625 · v3 · pith:YLRW3EM2new · submitted 2011-08-11 · 🧮 math.CA

Continuous Functions that Cut the Real Axis Very Often

classification 🧮 math.CA
keywords axiscontinuousfunctionsrealadmitsboundedconsiderconstruct
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We consider continuous functions f : [0,1] \to R that cut the real axis at every point of a measurable set of positive measure and we construct examples where f fails to have bounded variation, and at the opposite end, where f admits derivatives of all orders.

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