Structure of constituents of \(\Pi^ 1_ 1\)-sets (Q787969)
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scientific article; zbMATH DE number 3841842
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Structure of constituents of \(\Pi^ 1_ 1\)-sets |
scientific article; zbMATH DE number 3841842 |
Statements
Structure of constituents of \(\Pi^ 1_ 1\)-sets (English)
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1983
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Translation from Sib. Mat. Zh. 24, No.2(138), 56-76 (Russian) (1983; Zbl 0518.03018).
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sieve
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constituent
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Borel class
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tree
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Borel code
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analytic formula
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coanalytic set
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set-theoretical model
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extensions of models
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