# Maltsev digraphs have a majority polymorphism

**Authors:** Alexandr Kazda

arXiv: 0912.4035 · 2011-09-20

## TL;DR

This paper proves that digraphs with a Maltsev polymorphism also possess a majority polymorphism, impacting the understanding of their structure and the complexity of related constraint satisfaction problems.

## Contribution

It establishes that Maltsev polymorphisms imply the existence of majority polymorphisms in digraphs, revealing a key structural property.

## Key findings

- Maltsev polymorphism implies majority polymorphism in digraphs
- Results influence the complexity analysis of the Constraint Satisfaction Problem
- Provides structural insights into Maltsev graphs

## Abstract

We prove that when a digraph $G$ has a Maltsev polymorphism, then $G$ also has a majority polymorphism. We consider the consequences of this result for the structure of Maltsev graphs and the complexity of the Constraint Satisfaction Problem.

## Full text

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## Figures

4 figures with captions in the complete paper: https://tomesphere.com/paper/0912.4035/full.md

## References

9 references — full list in the complete paper: https://tomesphere.com/paper/0912.4035/full.md

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Source: https://tomesphere.com/paper/0912.4035