Hereditary attributes of surjections and parameter sets (Q1084394)
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scientific article; zbMATH DE number 3979060
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Hereditary attributes of surjections and parameter sets |
scientific article; zbMATH DE number 3979060 |
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Hereditary attributes of surjections and parameter sets (English)
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1986
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This paper investigates the duality between combinatorial properties of finite injections (finite sets) and finite surjections (finite equivalence relations). It also establishes a dual form of the finite Erdős-Rado canonization theorem.
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finite injections
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finite surjections
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Erdős-Rado canonization theorem
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