Combinatorial results for order-preserving partial injective contraction mappings

zbMath1543.2007MaRDI QIDQ6568980

Nadia Aldhamri, Fatma Al-Kharousi, Ahmed Bayo Musa, Georg Klein, Abdullahi Umar

Publication date: 8 July 2024

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

zbMATH Keywords

Fibonacci numbersemigroups of transformationsfix of transformationpartial injective contraction mappingsright (left) shoulderright (left) waist

Mathematics Subject Classification ID

Exact enumeration problems, generating functions (05A15) Semigroups of transformations, relations, partitions, etc. (20M20) Inverse semigroups (20M18) Fibonacci and Lucas numbers and polynomials and generalizations (11B39) Combinatorial aspects of groups and algebras (05E16)

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