ZeroQ
(Obsolete Developer Package Symbol) As of Version 6.0, ZeroQ has been superseded by PossibleZeroQ.
As of Version 6.0, NIntegrate natively supports InterpolatingFunction objects.
As of Version 7.0, DesignedRegress has been superseded by LinearModelFit.
As of Version 7.0, DesignMatrix is part of the built-in Mathematica kernel.
The built-in function Fit finds a least-squares fit to a list of data as a linear combination of the specified basis functions. The functions Regress and DesignedRegress ...
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As of Version 7.0, RegressionReportValues has been superseded by LinearModelFit[...]["Properties"] and NonlinearModelFit[...]["Properties"].
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As of Version 7.0, GradientFieldPlot has been superseded by VectorPlot.
As of Version 7.0, HamiltonianFieldPlot has been superseded by VectorPlot.