Browse by Subject "R-tree"
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(2011-05-25)We consider the class non-surjective irreducible endomorphisms of the free group F_n. We show that such an endomorphism \phi is topologically represented by a simplicial immersion f:G \rightarrow G of a marked graph G; ...
(2011-05-25)As the semiconductor industry marches towards 22 nm technology and beyond, circuit design has become unprecedentedly omplicated. This presents many new challenges for EDA (electronic design automation), such as lack of ...