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First-order Definable Retraction Problems for Posets and Reflexive Graphs - MaRDI portal

First-order Definable Retraction Problems for Posets and Reflexive Graphs (Q3437257)

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First-order Definable Retraction Problems for Posets and Reflexive Graphs
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    First-order Definable Retraction Problems for Posets and Reflexive Graphs (English)
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    14 May 2007
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    first-order definability
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    retraction
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    homomorphism
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    posets
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    graphs
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