PlayRange is an option for Play and related functions which specifies what range of sound amplitude levels should be included.
RenameDirectory["dir_1", "dir_2"] renames the directory dir_1 to dir_2.
Return
(Built-in Mathematica Symbol) Return[expr] returns the value expr from a function. Return[] returns the value Null.
RowsEqual is an option for the low-level function GridBox that specifies whether all rows in the grid should be assigned equal total height.
RuntimeOptions is an option for Compile that specifies runtime settings for the compiled function it creates.
ScheduledTaskObject[id, expr, spec, ...] is a task object specifying future evaluation of expr according to spec.
ScriptSizeMultipliers is an option for Style that specifies how much smaller to render each successive level of subscripts, etc.
ShowAutoStyles is an option for Cell that specifies whether styles that are specified to be automatically used for various syntactic and other constructs should be shown.
ShowCellLabel is an option for Cell that specifies whether to display the label for a cell.
SlideView[{expr_1, expr_2, ...}] represents an object in which the expr_i are set up to be displayed on successive slides. SlideView[{expr_1, expr_2, ...}, i] makes the ...