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3 questions
4
votes
1
answer
228
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Probability problem in Sheehan's conjecture
As my first math project, I have been working on Sheehan's Conjecture
and am stuck for weeks. I wonder if I am at a dead end.
Sheehan's Conjecture states that every Hamiltonian 4-regular simple
graph ...
6
votes
0
answers
164
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Hamilton cycles in random graphs with just enough connectivity
What is the asymptotic probability that $G$ has a Hamilton cycle if $G$ is a random $n$ vertex $\frac{4}{3}n$ edge graph, with minimum degree 2 and without degree 2 vertices at distance 1 or 2 to each ...
2
votes
1
answer
298
views
Opposite-nearest neighbor algorithm vs. nearest neighbor algorithm
Take the traveling salesman problem, but with three slight twists:
You can choose a different start vertex for each of the two algorithms.
Each path from one vertex to another is of unique, arbitrary ...