On the algebra generated by derivatives of interval functions (Q1825296)
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scientific article; zbMATH DE number 4120446
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | On the algebra generated by derivatives of interval functions |
scientific article; zbMATH DE number 4120446 |
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On the algebra generated by derivatives of interval functions (English)
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1989
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D. Preiss proved that each Baire 1 function u: \(R\to R\) can be expressed as \(u=f'\cdot g'+h'.\) The author generalizes this result to apply to Baire 1 functions from \(R^ k\) to R where f, g and h are additive ordinarily differentiable interval functions.
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Baire 1 functions
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differentiable interval functions
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