Countable linear orders with disjoint infinite intervals are mutually orthogonal

DOI10.1016/j.disc.2018.03.011zbMath1435.06001OpenAlexW2802440683MaRDI QIDQ1752659

Imed Zaguia, Christian Delhommé

Publication date: 24 May 2018

Published in: Discrete Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.disc.2018.03.011

zbMATH Keywords

endomorphismorthogonal orderslinearly ordered setorder preserving mapbichainendomorphism-rigid relational structure

Mathematics Subject Classification ID

Partial orders, general (06A06) Operations and polynomials in algebraic structures, primal algebras (08A40) Ordinal and cardinal numbers (03E10)

Related Items (2)

On scattered convex geometries ⋮ Orthogonal countable linear orders

Cites Work

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• Pairs of orthogonal countable ordinals
• Excluded permutation matrices and the Stanley-Wilf conjecture
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• Relational systems with trivial endomorphisms and polymorphisms
• Prime two-dimensional orders and perpendicular total orders
• Perpendicular orders
• The number of orthogonal permutations
• Simple permutations and pattern restricted permutations
• Overview of some general results in combinatorial enumeration
• A Survey of Simple Permutations

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