Defaultgraphs.SyntacticDependencyGraphSourceSyntactic dependency graph. Vertices are cudf packages, OR nodes representing a disjunctive dependency, or Missing nodes representing a missing package. The latter is used to display explanation graphs. Vertices are indexed considering only the pair name,version . Edges are labelled with
OrDepends : disjuctive dependencyDirDepends : direct dependecyConflict : conflictBuild the syntactic dependency graph from the give cudf universe