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dDAGtip is supposed to find the tip node(s) of a direct acyclic graph (DAG; an ontology). It return the name (i.e Term ID) of the tip node(s).
dDAGtip
dDAGtip(g)
an object of class "igraph" or "graphNEL"
tip: the tip name (i.e. Term ID)
tip
# NOT RUN { # 1) load HPPA as igraph object ig.HPPA <-dRDataLoader(RData='ig.HPPA') g <- ig.HPPA # 2) find tips tips <- dDAGtip(g) tips # }
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