Mathematica Scandinavica has been published regularly since 1953. Mathematica Scandinavica is a non-profit company, which is operated by the five mathematical societies in Scandinavia. It is the aim ...
In this article, we investigate the status of the homomorphism preservation property amongst restricted classes of finite relational structures and algebraic structures. We show that there are many ...
Graph homomorphisms and chromatic numbers are foundational concepts in modern graph theory, with widespread applications that extend from combinatorial optimisation to theoretical computer science. A ...
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