As of version 6.0, ButtonStyle has been superseded by the more general option BaseStyle.
ColumnForm has been superseded by the more general function Column.
SequenceForm has been superseded by Row and Text.
As of Version 6.0, StyleForm has been superseded by Style.
As of Version 6.0, $RandomState has been superseded by the scoping construct BlockRandom.
ZeroQ
(Obsolete Developer Package Symbol) As of Version 6.0, ZeroQ has been superseded by PossibleZeroQ.
The built-in function FindFit allows you to perform nonlinear least squares fitting. The function NonlinearRegress gives a number of regression diagnostics and allows you to ...
As of Version 7.0, some of the functionality of the Splines Package is now built into the Mathematica kernel. >>
As of Version 7.0, GradientFieldPlot has been superseded by VectorPlot.
As of Version 7.0, HamiltonianFieldPlot has been superseded by VectorPlot.