Inner Functions with Derivatives in the Weak Hardy Space
classification
🧮 math.CA
keywords
functionsspaceblaschkederivativesexponentialhardyinnerproducts
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It is proved that exponential Blaschke products are the inner functions whose derivative is in the weak Hardy space. Exponential Blaschke products are described in terms of their logarithmic means and also in terms of the behavior of the derivatives of functions in the corresponding model space.
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