In an expression like f[x], the 'function name' f is itself an expression, and you can treat it as you would any other expression. You can replace names of functions using ...

Mathematica expressions provide a very general way to handle all kinds of data, and you may sometimes want to use such expressions inside your external programs. A language ...

A Mathematica script is simply a file containing Mathematica commands that you would normally evaluate sequentially in a Mathematica session. Writing a script is useful if ...

This loads packages containing some test problems and utility functions. One of the first and simplest methods for solving initial value problems was proposed by Euler: ...

"Manipulating Elements of Lists" shows how you can pick out elements of lists based on their positions. Often, however, you will need to select elements based not on where ...

Module and With allow you to give a specific list of symbols whose names you want to treat as local. In some situations, however, you want to automatically treat certain ...

SetInternetProxy[host, port] sets proxy information in your Java session for accessing the internet.

AllowShortContext is an option to LoadJavaClass (in J/Link) and LoadNETType (in .NET/Link) that specifies whether the class-specific context in which static method and field ...

GetAssemblyObject[asm ] returns the .NET Assembly object corresponding to the specified NETAssembly expression asm.

GetTypeObject[type _NETType] returns the .NET Type object corresponding to the specified NETType expression.