• bounded pathwidth, and the "vortices" appearing in the general structure theory for minor-closed graph families have bounded pathwidth. Pathwidth, and graphs...
    66 KB (7,684 words) - 15:08, 5 March 2025
  • Thumbnail for Strahler number
    orientation and root) the pathwidth differs from the Strahler number, but is closely related to it: in a tree with pathwidth w and Strahler number s, these...
    16 KB (2,065 words) - 16:49, 6 April 2025
  • Thumbnail for Interval graph
    than its chromatic number), and the pathwidth of any graph G {\displaystyle G} is the same as the smallest pathwidth of an interval graph that contains...
    22 KB (2,640 words) - 01:39, 27 August 2024
  • Treewidth (section Pathwidth)
    the pathwidth may be defined from interval graphs analogously to the definition of treewidth from chordal graphs. As a consequence, the pathwidth of a...
    42 KB (4,575 words) - 15:34, 2 August 2025
  • The minimum width of any path decomposition of G is the pathwidth of G. pathwidth The pathwidth of a graph G is the minimum width of a path decomposition...
    109 KB (16,011 words) - 12:09, 30 June 2025
  • layer don't intersect. Therefore, one can see the relation to the pathwidth. Pathwidth restricted graphs are minor closed but the set of subgraphs of cyclically...
    11 KB (1,517 words) - 17:50, 2 July 2025
  • Thumbnail for Layered graph drawing
    the fact that the graphs that have drawings of this type have bounded pathwidth. For layered drawings of concept lattices, a hybrid approach combining...
    19 KB (2,246 words) - 16:17, 27 May 2025
  • Thumbnail for Cubic graph
    the largest possible pathwidth of an n {\displaystyle n} -vertex cubic graph? More unsolved problems in mathematics The pathwidth of any n-vertex cubic...
    15 KB (1,777 words) - 22:39, 19 June 2025
  • Thumbnail for Tree decomposition
    parameter derived from these special types of tree decompositions is known as pathwidth. A tree decomposition (X, T = (I, F)) of treewidth k is smooth, if for...
    12 KB (1,537 words) - 04:11, 25 September 2024
  • graph invariant bounded by some fixed constant; graphs with treewidth, pathwidth, or branchwidth bounded by some fixed constant. Some examples of finite...
    21 KB (2,900 words) - 05:54, 2 June 2025
  • Thumbnail for Degeneracy (graph theory)
    theory under the name of structural cohesion. If a graph has treewidth or pathwidth at most k {\displaystyle k} , then it is a subgraph of a chordal graph...
    31 KB (3,769 words) - 02:53, 17 March 2025
  • edge-disjoint copies of the given graph. What is the largest possible pathwidth of an n-vertex cubic graph? The reconstruction conjecture and new digraph...
    198 KB (20,372 words) - 21:00, 9 August 2025
  • Thumbnail for Permutation graph
    the same size in the corresponding permutation graph. the treewidth and pathwidth of permutation graphs can be computed in polynomial time; these algorithms...
    8 KB (938 words) - 07:10, 16 February 2023
  • traversed by the search, to construct a path decomposition of the graph, with pathwidth d {\displaystyle d} . Apply dynamic programming to this path decomposition...
    22 KB (2,662 words) - 06:47, 12 May 2025
  • polynomial time.) Modularity maximization Monochromatic triangle: GT6  Pathwidth, or, equivalently, interval thickness, and vertex separation number Rank...
    29 KB (2,746 words) - 00:31, 24 April 2025
  • Hafsteinsson, Hjálmtýr; Kloks, Ton (1995), "Approximating treewidth, pathwidth, frontsize, and shortest elimination tree", Journal of Algorithms, 18...
    11 KB (1,221 words) - 14:06, 27 May 2025
  • Thumbnail for Independent set (graph theory)
    2013). "Improved Approximation for 3-Dimensional Matching via Bounded Pathwidth Local Search". 2013 IEEE 54th Annual Symposium on Foundations of Computer...
    30 KB (3,564 words) - 07:50, 15 July 2025
  • Thumbnail for Unknotting problem
    his algorithm, but heuristically estimates it to be exponential in the pathwidth of a crossing diagram, which in turn is at most proportional to the square...
    13 KB (1,398 words) - 09:09, 30 July 2025
  • Thumbnail for Caterpillar tree
    of the tree can be decomposed into. They are the connected graphs of pathwidth one. They are the connected triangle-free interval graphs. They are n-vertex...
    10 KB (1,205 words) - 04:24, 21 June 2025
  • invisible to the pursuers then the problem is equivalent to finding the pathwidth or vertex separation. Finding the number of pursuers necessary to capture...
    11 KB (1,321 words) - 01:24, 19 May 2025
  • k of centers, the doubling dimension, the highway dimension, and the pathwidth. However, when combining k with the doubling dimension an EPAS exists...
    29 KB (3,440 words) - 18:31, 2 June 2025
  • Thumbnail for Chordal completion
    chordal completion whose maximum clique size is at most k + 1. It has pathwidth at most k if and only if G has at least one chordal completion that is...
    11 KB (1,352 words) - 15:40, 3 February 2025
  • equal to its tree-depth. More precisely, the treewidth is at most the pathwidth, which is at most one less than the tree-depth. A minor of a graph G {\displaystyle...
    21 KB (2,817 words) - 08:49, 16 July 2024
  • 2013). "Improved Approximation for 3-Dimensional Matching via Bounded Pathwidth Local Search". 2013 IEEE 54th Annual Symposium on Foundations of Computer...
    12 KB (1,514 words) - 10:17, 13 October 2024
  • Thumbnail for 3-dimensional matching
    (2013). "Improved Approximation for 3-Dimensional Matching via Bounded Pathwidth Local Search". 2013 IEEE 54th Annual Symposium on Foundations of Computer...
    13 KB (1,550 words) - 00:09, 5 December 2024
  • excluded minors. For example a minor-closed graph family F has bounded pathwidth if and only if its forbidden minors include a forest, F has bounded tree-depth...
    35 KB (4,045 words) - 11:35, 4 July 2025
  • Thumbnail for Cutwidth
    always at least as large as the treewidth or pathwidth of the same graph. However, it is at most the pathwidth multiplied by O ( Δ ) {\displaystyle O(\Delta...
    20 KB (2,377 words) - 05:59, 16 April 2025
  • its pathwidth is 2, but the same is true for any algorithm of the same kind. Finding a NE for a degree-3 graphical game with constant pathwidth and 2...
    54 KB (6,944 words) - 13:17, 6 August 2025
  • into nested cycles, 2-outerplanar graphs and planar graphs of bounded pathwidth, have universal point sets of nearly-linear size. Planar 3-trees have...
    14 KB (1,460 words) - 09:54, 7 August 2025
  • graphs and the graphs of bounded circuit rank, the graphs of bounded pathwidth, the 2-clique-sums of graphs of bounded size, and the k {\displaystyle...
    7 KB (893 words) - 07:44, 8 May 2024