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user31016
  • Member for 11 years, 2 months
  • Last seen more than 6 years ago
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question
5
Is there a polynomial-time algorithm to check if a signed graph contains an odd-K5 minor?
Feb 17, 2016
question
4
Lower bound for sum of square root of the degrees of a connected graph
Jun 10, 2013
question
3
Is there a version of Robertson-Seymour's graph minor theorem known to apply to signed graphs?
Jan 2, 2016
question
2
Convergence rate of iterated nonlinear equations?
Feb 2, 2013
question
2
Size of forbidden minors for treewidth
Sep 6, 2016
question
2
Is there an established notion of 'signed treewidth' for signed graphs?
Sep 18, 2016
question
1
Reference request: gluing/pasting perfect graphs on a clique?
Feb 26, 2013
question
1
Does anyone know a specific polynomial-time algorithm to detect if a given signed graph contains an odd-K4 as a signed minor?
Apr 19, 2017
question
0
Perturbed linear system, particular form
May 25, 2014
question
0
Reference request for: inverse of a non-singular M-matrix has all elements non-negative?
Jun 18, 2014