VertexConnectivity[g] gives the minimum number of vertices whose deletion from graph g disconnects it. VertexConnectivity[g, Cut] gives a set of vertices of minimum size ...
VertexCover[g] returns a vertex cover of the graph g.
VertexLabel is an option that can take on values True or False, allowing the user to set and display vertex labels.
VertexNumber is an option that can take on values True or False. This can be used in ShowGraph to display or suppress vertex numbers.
VertexNumberPosition is an option that can be used in ShowGraph to display a vertex number in a certain position relative to the vertex.
Miscellaneous`WorldPlot` functionality is now available in the newly created World Plotting Package. Many enhancements are available through the built-in Mathematica kernel ...
Action
(Notation Package Symbol) Action is an option of Notation, Symbolize and InfixNotation that defines what action will be performed with the given notation statement.
ParsedBoxWrapper is a wrapper that wraps parsed boxes which come from the TagBox expressions that are embedded in Notation, Symbolize and InfixNotation statements.
PrintNotationRules is a possible value for the Action option to Notation, Symbolize and InfixNotation.
WorkingForm is an option of Notation, Symbolize and InfixNotation that defines in which form the notation will be defined.