On the existence of small antichains for definable quasi-orders

Benjamin D. Miller; Rapha\"el Carroy; Zolt\'an Vidny\'anszky

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On the existence of small antichains for definable quasi-orders

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arxiv 2002.06433 v1 pith:W5HKXR3P submitted 2020-02-15 math.LO math.CO

On the existence of small antichains for definable quasi-orders

Rapha\"el Carroy , Benjamin D. Miller , Zolt\'an Vidny\'anszky This is my paper

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keywords definablequasi-ordersadmittingantichainantichainscardinalitycharacterizationclass

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We generalize Kada's definable strengthening of Dilworth's characterization of the class of quasi-orders admitting an antichain of a given finite cardinality.

On the existence of small antichains for definable quasi-orders

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