Matrices are represented in Mathematica with lists. They can be entered directly with the { } notation, constructed from a formula, or imported from a data file. Mathematica ...
Begin
(Built-in Mathematica Symbol) Begin["context`"] resets the current context.
Explicit representations of newlines and tabs in strings. This prints on two lines. In InputForm there is an explicit ∖n to represent the newline.
Ordinary mathematical functions in Mathematica are always "listable", so that they are immediately applied in parallel across lists. Mathematica provides a wide variety of ...
List
(Built-in Mathematica Symbol) {e_1, e_2, ...} is a list of elements.
SetWidgetReference[name, value] registers a widget with string name in the widget registry for the current interface.
SetComplexClass[classname] specifies the Java class to use for complex numbers sent from, and returned to, Mathematica.
SetPeriodicalInterval[id, interval] resets the time interval for the periodical task with the given id.
SetComplexType[type] tells .NET/Link to map the specified type to Mathematica Complex numbers.
SetSharedFunction[f_1, f_2, ...] declares the symbols f_i as shared functions whose downvalues are synchronized among all parallel kernels.