Let $C^{k,\alpha}$ be a Hölder space where $0 \leq \alpha \leq 1$. I have seen various sources informally describe these spaces as functions having at least "$k + \alpha$" derivatives. How does some sense of fractional differentiability follow from the definition of the Hölder norm?
2026-03-25 18:53:43.1774464823
What is the relationship between Hölder spaces and differentiability?
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