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Hamiltonian cycles and travelling salesfolk [PDF]

open access: goldInternational Journal of Science and Research (IJSR), 2023
A method is given in this paper that makes it easier to solve both the Hamiltonian cycle problem and the travelling salesman problem in any number of space dimensions and in both their directed and undirected varieties.
Alberto Gomez Gomez
openalex   +2 more sources

Complexity of Hamiltonian Cycle Reconfiguration [PDF]

open access: yesAlgorithms, 2018
The Hamiltonian cycle reconfiguration problem asks, given two Hamiltonian cycles C 0 and C t of a graph G, whether there is a sequence of Hamiltonian cycles C 0 , C 1 , … , C t such that C i can be obtained ...
Asahi Takaoka
doaj   +2 more sources

Enumeration of Hamiltonian Cycles on a Thick Grid Cylinder -- Part II:\n Contractible Hamiltonian Cycles [PDF]

open access: greenApplicable Analysis and Discrete Mathematics, 2021
In a recent paper, we have studied the enumeration of Hamiltonian cycles (abbreviated HCs) on the grid cylinder graph Pm+1 x Cn, where m grows while n is fixed. In this sequel, we study a much harder problem of enumerating HCs on the same graph only this time letting n grow while m is fixed.
Olga Bodroža-Pantić   +4 more
openalex   +5 more sources

Symmetry classes of Hamiltonian cycles [PDF]

open access: green
27 pages, 13 ...
Julia Baligacs   +3 more
openalex   +4 more sources

On Pedigree Polytopes and Hamiltonian Cycles

open access: goldDiscrete Mathematics, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Tim S. Arthanari
openalex   +5 more sources

Oriented Hamiltonian Cycles in Tournaments

open access: goldJournal of Combinatorial Theory, Series B, 2000
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Frédéric Havet
openalex   +5 more sources

Hamiltonian cycles on random Eulerian triangulations [PDF]

open access: greenNuclear Physics B, 1999
22 pages, 9 figures, references and a comment ...
E Guitter, C Kristjansen, J.L Nielsen
openalex   +6 more sources

Counting Traversing Hamiltonian Cycles in Tiled Graphs

open access: yesMathematics, 2023
Recently, the problem of counting Hamiltonian cycles in 2-tiled graphs was resolved by Vegi Kalamar, Bokal, and Žerak. In this paper, we continue our research on generalized tiled graphs.
Alen Vegi Kalamar
doaj   +1 more source

Finding hidden hamiltonian cycles [PDF]

open access: yesRandom Structures & Algorithms, 1991
AbstractConsider a random graph G composed of a Hamiltonian cycle on n labeled vertices and dn random edges that “high” the cycle. Is it possible to unravel the structures, that is, to efficiently find a Himiltonian cycle in G? We describe an O(n3 log n)‐step algorithm A for this purpose, and prove that it succeeds almost surely. Part one of A properly
Broder, Andrei Z.   +2 more
openaire   +1 more source

Two Hamiltonian cycles

open access: yesDiscrete Mathematics, 2022
If the line graph of a graph $G$ decomposes into Hamiltonian cycles, what is $G$? We answer this question for decomposition into two cycles.
Vaidy Sivaraman, Thomas Zaslavsky
openaire   +3 more sources

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