Graphs, polymorphisms and the complexity of homomorphism problems

Author:

Barto Libor1,Kozik Marcin2,Niven Todd3

Affiliation:

1. ECC and Charles University, Praha, Czech Rep

2. Jagiellonian University and ECC (Charles University), Krakow and Praha, Poland

3. ECC, Praha, Czech Rep

Publisher

ACM

Reference28 articles.

1. The effect of two cycles on the complexity of colourings by directed graphs

2. Libor Barto Marcin Kozik Miklós Maróti and Todd Niven. Csp dichotomy for special triads. in preparation.]] Libor Barto Marcin Kozik Miklós Maróti and Todd Niven. Csp dichotomy for special triads. in preparation.]]

3. Libor Barto Marcin Kozik and Todd Niven. The csp dichotomy holds for digraphs with no sources and no sinks (a positive answer to a conjecture of bang-jensen and hell). submitted.]] Libor Barto Marcin Kozik and Todd Niven. The csp dichotomy holds for digraphs with no sources and no sinks (a positive answer to a conjecture of bang-jensen and hell). submitted.]]

4. Classifying the Complexity of Constraints Using Finite Algebras

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2. Dualities and algebras with a near-unanimity term;Algebra universalis;2016-07-23

3. Lower Bounds for the Graph Homomorphism Problem;Automata, Languages, and Programming;2015

4. The complexity of the counting constraint satisfaction problem;Journal of the ACM;2013-10

5. Absorbing Subalgebras, Cyclic Terms, and the Constraint Satisfaction Problem;Logical Methods in Computer Science;2012-02-20

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