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» On antimagic directed graphs
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JBI
2004
163views Bioinformatics» more  JBI 2004»
15 years 7 months ago
Artificial Chemistries and Metabolic Pathways
Metabolism can be regarded as a network of biochemical reactions, connected via their substrates and products. A metabolic pathway is thus a coordinated series of reactions, and i...
Liliana Félix, Francesc Rosselló, Ga...
DM
1999
145views more  DM 1999»
15 years 6 months ago
Modular decomposition and transitive orientation
A module of an undirected graph is a set X of nodes such for each node x not in X , either every member of X is adjacent to x, or no member of X is adjacent to x. There is a canon...
Ross M. McConnell, Jeremy Spinrad
EJC
2010
15 years 6 months ago
A note on antisymmetric flows in graphs
We prove that any orientation of a graph without bridges and directed 2-edge-cuts admits a Z3 2
Zdenek Dvorak, Tomás Kaiser, Daniel Kr&aacu...
ENTCS
2008
129views more  ENTCS 2008»
15 years 6 months ago
The York Abstract Machine
Abstract Machine Greg Manning1 Detlef Plump2 Department of Computer Science The University of York, UK duce the York Abstract Machine (YAM) for implementing the graph programming ...
Greg Manning, Detlef Plump
IPL
2006
95views more  IPL 2006»
15 years 6 months ago
Smaller superconcentrators of density 28
An N-superconcentrator is a directed, acyclic graph with N input nodes and N output nodes such that every subset of the inputs and every subset of the outputs of same cardinality ...
Uwe Schöning