gonum.org/v1/gonum@v0.14.0/graph/path/testdata/flow/README (about)

     1  DOT files placed in this directory will be used to run benchmarks on the
     2  path.Dominators function. The DOT files included should contain one node
     3  that has the label "entry" or "root". This node will be used as the control
     4  flow entry point to the graph.
     5