Derivatives in Mathematica work essentially the same as in standard mathematics. The usual mathematical notation, however, often hides many details. To understand how ...

At the core of Mathematica is the foundational idea that everything —data, programs, formulas, graphics, documents—can be represented as symbolic expressions. And it is this ...

HoldForm[expr] prints as the expression expr, with expr maintained in an unevaluated form.

Rest[expr] gives expr with the first element removed.

All the functionality of Utilities`Notation` is now available in the newly created Notation Package.

Complex is the head used for complex numbers.

SetFieldFormat[f] sets the output form of elements in the field f.

$PathnameSeparator is a string used as a separator when full file and directory names are constructed.

Mathematica uses various syntactic rules to interpret input that you give, and to convert strings and boxes into expressions. The version of these rules that is used for ...

The user interface for Mathematica provides many options for formatting input and output.