388 search results - page 50 / 78 » On the Number of Cycles in Planar Graphs |
DAM
2010
13 years 8 months ago
2010
A dynamic coloring of a graph is a proper coloring of its vertices such that every vertex of degree more than one has at least two neighbors with distinct colors. The least number...
NETWORKS
2010
13 years 6 months ago
2010
We provide first-time fixed-parameter tractability results for the NP-complete problems Maximum Full-Degree Spanning Tree and Minimum-Vertex Feedback Edge Set. These problems are...
ECCC
2008
13 years 8 months ago
2008
Testing a property P of graphs in the bounded degree model is the following computational problem: given a graph G of bounded degree d we should distinguish (with probability 0.9,...
FOCS
2009
IEEE
14 years 2 months ago
2009
IEEE
Polynomial time preprocessing to reduce instance size is one of the most commonly deployed heuristics to tackle computationally hard problems. In a parameterized problem, every in...
JGT
2008
13 years 7 months ago
2008
Given a distribution of pebbles on the vertices of a graph G, a pebbling move takes two pebbles from one vertex and puts one on a neighboring vertex. The pebbling number (G) is th...