The forall-exists:::2::: fragment of the first-order theory of atomic set constraints is Pi:::0:::::1::-hard

Jean-Marc Talbot. The forall-exists:::2::: fragment of the first-order theory of atomic set constraints is Pi:::0:::::1::-hard. Inf. Process. Lett., 74(1-2):27-33, 2000. [doi]

Abstract

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