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AAIM
2008
Springer
96views Algorithms» more  AAIM 2008»
13 years 10 months ago
Minimum Leaf Out-Branching Problems
Abstract. Given a digraph D, the Minimum Leaf Out-Branching problem (MinLOB) is the problem of finding in D an out-branching with the minimum possible number of leaves, i.e., vert...
Gregory Gutin, Igor Razgon, Eun Jung Kim
FSTTCS
2007
Springer
13 years 10 months ago
Better Algorithms and Bounds for Directed Maximum Leaf Problems
The Directed Maximum Leaf Out-Branching problem is to find an out-branching (i.e. a rooted oriented spanning tree) in a given digraph with the maximum number of leaves. In this pa...
Noga Alon, Fedor V. Fomin, Gregory Gutin, Michael ...
CORR
2008
Springer
115views Education» more  CORR 2008»
13 years 4 months ago
Spanning directed trees with many leaves
The Directed Maximum Leaf Out-Branching problem is to find an out-branching (i.e. a rooted oriented spanning tree) in a given digraph with the maximum number of leaves. In this pap...
Noga Alon, Fedor V. Fomin, Gregory Gutin, Michael ...
CORR
2008
Springer
108views Education» more  CORR 2008»
13 years 4 months ago
On Complexity of Minimum Leaf Out-branching Problem
Peter Dankelmann, Gregory Gutin, Eun Jung Kim
ICALP
2007
Springer
13 years 10 months ago
Parameterized Algorithms for Directed Maximum Leaf Problems
d Abstract) Noga Alon∗ Fedor V. Fomin† Gregory Gutin‡ Michael Krivelevich§ Saket Saurabh¶ We prove that finding a rooted subtree with at least k leaves in a directed grap...
Noga Alon, Fedor V. Fomin, Gregory Gutin, Michael ...