VertexStyle is an option that allows the user to associate different sizes and shapes to vertices.
VertexWeight is an option that allows the user to associate weights with vertices.
Wheel
(Combinatorica Package Symbol) Wheel[n] constructs a wheel on n vertices, which is the join of CompleteGraph[1] and Cycle[n - 1].
Zoom
(Combinatorica Package Symbol) Zoom[{i, j, k, ...}] is a value that the PlotRange option can take on in ShowGraph. Setting PlotRange to this value zooms the display to contain the specified subset of ...
All the functionality in Calculus`VariationalMethods` is now available through the newly created Variational Methods Package.
MultipleListPlot is replaced by ListPlot and ListLinePlot, which now accept multiple sets of data. Dashing[{Dot,Dash,LongDash}] is replaced with ...
As of Version 7, the Histograms Package has been integrated into the Mathematica kernel.
The functionality in Miscellaneous`Audio` is now available through the newly created Audio Package.
All the functionality in Miscellaneous`WorldData` is now available in the built-in Mathematica kernel function CountryData.
The functionality of PrimitiveElement is now available in the newly added built-in Mathematica kernel function ToNumberField.