Algebra`PolynomialContinuedFractions` was available as an add-on package in previous versions of Mathematica and is now available on the web at ...

Algebra`ReIm` was available as an add-on package in previous versions of Mathematica and is now available on the web at library.wolfram.com/infocenter/MathSource/6759.

The built-in function Reduce provides the functionality previously found in Algebra`InequalitySolve`.

All the functionality in Algebra`Quaternions` is available in the newly created Quaternions Package.

PossibleZeroQ[expr] gives True if basic symbolic and numerical methods suggest that expr has value zero, and gives False otherwise.

DSolve[eqn, y, x] solves a differential equation for the function y, with independent variable x. DSolve[{eqn_1, eqn_2, ...}, {y_1, y_2, ...}, x] solves a list of ...

Indeterminate is a symbol that represents a numerical quantity whose magnitude cannot be determined.

Mathematica has the most extensive collection of mathematical functions ever assembled. Often relying on original results and algorithms developed at Wolfram Research over ...

New function HornerForm has been added to the built-in Mathematica kernel.