InforLorV4, Main, Exploration, bibRecord, 000851

The Emptiness Problem for Tree Automata with at Least One Disequality Constraint is NP-hard

Identifieur interne : 000851 ( Main/Exploration ); précédent : 000850; suivant : 000852

The Emptiness Problem for Tree Automata with at Least One Disequality Constraint is NP-hard

Auteurs : Pierre-Cyrille Héam [France] ; Vincent Hugot [France] ; Olga Kouchnarenko [France]

Source :

RBID : Hal:hal-01089711

Abstract

The model of tree automata with equality and disequality constraints was introduced in 2007 by Filiot, Talbot and Tison. In this paper we show that if there is at least one disequality constraint, the emptiness problem is NP-hard.

Url:

https://hal.inria.fr/hal-01089711

Affiliations:

Links toward previous steps (curation, corpus...)

to stream Hal, to step Corpus: 004B14
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Le document en format XML

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<front><div type="abstract" xml:lang="en">The model of tree automata with equality and disequality constraints was introduced in 2007 by Filiot, Talbot and Tison. In this paper we show that if there is at least one disequality constraint, the emptiness problem is NP-hard.</div>
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The Emptiness Problem for Tree Automata with at Least One Disequality Constraint is NP-hard

The Emptiness Problem for Tree Automata with at Least One Disequality Constraint is NP-hard

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