672 search results - page 20 / 135 » Lower-stretch spanning trees |
JACM
2000
13 years 7 months ago
2000
A deterministic algorithm for computing a minimum spanning tree of a connected graph is presented. Its running time is O(m (m, n)), where is the classical functional inverse of Ack...
SODA
2007
ACM
13 years 9 months ago
2007
ACM
This paper addresses the basic question of how well can a tree approximate distances of a metric space or a graph. Given a graph, the problem of constructing a spanning tree in a ...
CIAC
2000
Springer
13 years 12 months ago
2000
Springer
A minimum spanning tree (MST) with a small diameter is required in numerous practical situations. It is needed, for example, in distributed mutual exclusion algorithms in order to ...
STOC
2007
ACM
14 years 7 months ago
2007
ACM
In the MINIMUM BOUNDED DEGREE SPANNING TREE problem, we are given an undirected graph with a degree upper bound Bv on each vertex v, and the task is to find a spanning tree of min...
FOCS
1996
IEEE
13 years 11 months ago
1996
IEEE
In thispaper we give a 3-approximationalgorithmfor the problem ojJnding a minimum tree spanning any k-vertices in a graph. Our algorithm extends to a 3-approximationalgorithmfor t...