Description Usage Arguments Details Value Author(s) Examples
For a pair of node and parent lists, the function checks whether the DAG condition holds or not.
1 | isDAG(lnodes, lpars)
|
lnodes |
a list of nodes |
lpars |
a list of node parents |
The DAG verification algorithm is based on the topological ordering of the graph nodes. If node ordering is not possible, the graph is not a DAG.
A logical TRUE/FALSE value.
N. Balov
1 2 | cnet <- cnRandomCatnet(numnodes=20, maxpars=3, numcats=2)
isDAG(lnodes=cnet@nodes, lpars=cnet@pars)
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