On the Borel class of the derived set operator. II (Q3345432)
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scientific article
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | On the Borel class of the derived set operator. II |
scientific article |
Statements
On the Borel class of the derived set operator. II (English)
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1983
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exact Borel class
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iterated derived set operator
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