TabView[{lbl_1 -> expr_1, lbl_2 -> expr_2, ...}] represents an object in which clicking the tab with label lbl_i displays expr_i. TabView[{lbl_1 -> expr_1, lbl_2 -> expr_2, ...

Parent is a tag used as an argument to the function AllPairsShortestPath in order to inform this function that information about parents in the shortest paths is also wanted.

All the functionality in DiscreteMath`Combinatorica` is available in the newly created Combinatorica Package.

Some of the functionality in Graphics`Spline` has been added to the built-in Mathematica kernel.

All the functionality in Miscellaneous`Calendar` is now available through the newly created Calendar Package.

All the functionality of Miscellaneous`Units`is now available in the newly created Units Package.

The functionality of FactorIntegerECM can be obtained using the enhanced Mathematica kernel function FactorInteger.

All the functionality of NumericalMath`NResidue` is now available in the newly created Numerical Calculus Package.

All of the functionality in Utilities`Benchmark` is now available through the newly created Benchmarking Package.

The functionality of FilterOptions is provided by the kernel function FilterRules.