An improved bound on the maximum agreeme
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Mike Steel; Lรกszlรณ A. Szรฉkely
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Article
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2009
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Elsevier Science
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English
โ 299 KB
We improve the lower bound on the extremal version of the Maximum Agreement Subtree problem. Namely we prove that two binary trees on the same n leaves have subtrees with the same โฅ c log log n leaves which are homeomorphic, such that homeomorphism is identity on the leaves.