Small Promise CSPs that reduce to large CSPs
For relational structures A, B of the same signature, the Promise Constraint Satisfaction Problem PCSP(A,B) asks whether a given input structure maps homomorphically to A or does not even map to B. We are promised that the input satisfies exactly one of these two cases. If there exists a structure...
Main Authors: | , , |
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Format: | Article |
Language: | English |
Published: |
Logical Methods in Computer Science e.V.
2022-08-01
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Series: | Logical Methods in Computer Science |
Subjects: | |
Online Access: | https://lmcs.episciences.org/8495/pdf |