Manipulating Equations (Mathematica Guide)

Mathematica's symbolic architecture allows it to represent any equation as a symbolic expression that can be manipulated using any of Mathematica's powerful collection of ...

Matrix-Based Minimization (Mathematica Guide)

Web Operations (Mathematica Guide)

Mathematica provides many mechanisms for interfacing with the web —from exporting graphics and structured active documents to interacting with web services, importing web ...

XML Import & Export (Mathematica Guide)

As the world's best-developed tree-oriented symbolic language, Mathematica is uniquely suited to working with XML. Not only can Mathematica generate XML from scratch, it can ...

DirectoryQ (Built-in Mathematica Symbol)

DirectoryQ["name"] gives True if the directory with the specified name exists, and gives False otherwise.

FileExistsQ (Built-in Mathematica Symbol)

FileExistsQ["name"] gives True if the file with the specified name exists, and gives False otherwise.

$ScriptCommandLine (Built-in Mathematica Symbol)

$ScriptCommandLine is a list of strings giving the elements of the command line with which the standalone Mathematica script was invoked.

CUDALink on Multiple Devices (CUDALink Tutorial)

The functional and list-oriented characteristics of the core Mathematica language allow CUDALink to provide immediate built-in data parallelism, automatically distributing ...

Exporting XML (XML Package Tutorial)

You can export XML data from Mathematica using the standard Export function. Exporting files. The first argument of the function specifies the file to which the data should ...

Inequalities (Mathematica Guide)

Mathematica uses a large number of original algorithms to provide automatic systemwide support for inequalities and inequality constraints. Whereas equations can often be ...