Two remarks on the decreasing rearrangement of a function (Q1089444)
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scientific article; zbMATH DE number 4004512
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Two remarks on the decreasing rearrangement of a function |
scientific article; zbMATH DE number 4004512 |
Statements
Two remarks on the decreasing rearrangement of a function (English)
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1987
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We show that an almost everywhere differentiable function is singular iff its decreasing rearrangement is singular. Also we give a remark on a theorem of \textit{G. F. D. Duff} [Can. J. Math. 28, 793-804 (1976; Zbl 0342.26015)].
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equimeasurable rearrangement
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Borel measurable
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almost everywhere differentiable function
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decreasing rearrangement
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0.7903772592544556
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0.7807614803314209
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0.7792189121246338
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0.7655719518661499
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