Descriptive Set Theory and Forcing: How to Prove Theorems about Borel Sets the H
145,10 €
What are the reals, anyway; Part I. On the Length of Borel Hierarchies: 2. Borel hierarchy; 3. Abstract Borel hierarchies; 4. Characteristic function of a sequence; 5. Martin's axiom; 6. Generic G ; 7.
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