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Timeline for antiderivative always exists?

Current License: CC BY-SA 4.0

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Mar 11, 2020 at 13:50 history edited A. Bailleul CC BY-SA 4.0
Changed "Baire first category" to "Baire class 1".
Mar 11, 2020 at 11:21 comment added Wojowu @Hair80 Assuming "Baire first category" means "Baire class 1", then yes, by definition continuous function have Baire class 0 and hence also class 1. Of course, continuous functions satisfy IVT, so we can take $\phi$ the identity.
Mar 11, 2020 at 10:59 comment added Hair80 Does a continuous function always satisfy Choquet's characterization? If yes, take $f$ differentiable and such that $f'$ is bijective. In order to explicitly compute the antiderivative of $f'^{-1}$ I find myself needing that $f'$ is also differentiable. Could such an additional hypothesis be ruled out somehow?
Mar 11, 2020 at 10:47 vote accept Hair80
Mar 11, 2020 at 10:50
Mar 11, 2020 at 9:57 history answered A. Bailleul CC BY-SA 4.0