IntervalUnion (Built-in Mathematica Symbol)

IntervalUnion[interval_1, interval_2, ...] gives the interval representing the set of all points in any of the interval_i.

OpenAppend (Built-in Mathematica Symbol)

OpenAppend["file"] opens a file to append output to it, and returns an OutputStream object.

OptionValue (Built-in Mathematica Symbol)

OptionValue[name] gives the value of name in options matched by OptionsPattern. OptionValue[f, name] gives the value of name for options associated with the head f. ...

OutputSizeLimit (Built-in Mathematica Symbol)

OutputSizeLimit is an option for notebooks which specifies the maximum size in bytes of expressions that will automatically be output in their entirety.

PageFooterLines (Built-in Mathematica Symbol)

PageFooterLines is an option for notebooks that specifies whether a horizontal line is inserted at the bottom of each page when the notebook is printed.

PageHeaderLines (Built-in Mathematica Symbol)

PageHeaderLines is an option for notebooks that specifies whether a horizontal line is inserted at the top of each page when the notebook is printed.

Replace (Built-in Mathematica Symbol)

Replace[expr, rules] applies a rule or list of rules in an attempt to transform the entire expression expr. Replace[expr, rules, levelspec] applies rules to parts of expr ...

SendMail (Built-in Mathematica Symbol)

SendMail[rules] sends an email message built up from the elements specified in rules.

Splice (Built-in Mathematica Symbol)

Splice["file"] splices Mathematica output into an external file. It takes text enclosed between < * and * > in the file, evaluates the text as Mathematica input, and replaces ...

StreamPoints (Built-in Mathematica Symbol)

StreamPoints is an option to StreamPlot, ListStreamPlot, and related functions that determines how many streamlines to draw.