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24

JACM
2008

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A fixed-parameter algorithm for the directed feedback vertex set problem

14 years 13 days ago

A fixed-parameter algorithm for the directed feedback vertex set problem

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Jianer Chen, Yang Liu 0002, Songjian Lu, Barry O'S...

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27

JACM
2008

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Market equilibrium via a primal--dual algorithm for a convex program

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Market equilibrium via a primal--dual algorithm for a convex program

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Nikhil R. Devanur, Christos H. Papadimitriou, Amin...

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26

JACM
2008

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Homomorphism preservation theorems

14 years 13 days ago

Homomorphism preservation theorems

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Benjamin Rossman

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31

JACM
2008

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Undecidability of bisimilarity by defender's forcing

14 years 13 days ago

Undecidability of bisimilarity by defender's forcing

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Petr Jancar, Jirí Srba

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32

JACM
2008

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Bit complexity of breaking and achieving symmetry in chains and rings

14 years 13 days ago

Bit complexity of breaking and achieving symmetry in chains and rings

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We consider a failure-free, asynchronous message passing network with n links, where the processors are arranged on a ring or a chain. The processors are identically programmed bu...

Yefim Dinitz, Shlomo Moran, Sergio Rajsbaum

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50

JACM
2008

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On the minimization of XPath queries

14 years 13 days ago

On the minimization of XPath queries

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XML queries are usually expressed by means of XPath expressions identifying portions of the selected documents. An XPath expression defines a way of navigating an XML tree and ret...

Sergio Flesca, Filippo Furfaro, Elio Masciari

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