Determines if a trek system exists in the mixed graph.
1 2 3 4 5 6 7 8 9 | getTrekSystem(this, fromNodes, toNodes, avoidEdgesOnRight)
## S3 method for class 'MixedGraphFixedOrder'
getTrekSystem(this, fromNodes, toNodes,
avoidEdgesOnRight = NULL)
## S3 method for class 'MixedGraph'
getTrekSystem(this, fromNodes, toNodes,
avoidEdgesOnRight = NULL)
|
this |
the mixed graph object |
fromNodes |
the start nodes |
toNodes |
the end nodes |
avoidEdgesOnRight |
a collection of edges in the graph that should not be used on any right hand side of any trek in the trek system. |
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