DefaultDuration is an option to Animate and related functions that specifies the default total duration of the animation in seconds.

DefaultNotebook is a global option that specifies which notebook is used as a template for all new notebooks.

DeleteDuplicates[list] deletes all duplicates from list.DeleteDuplicates[list, test] applies test to pairs of elements to determine whether they should be considered ...

Evaluate[expr] causes expr to be evaluated even if it appears as the argument of a function whose attributes specify that it should be held unevaluated.

FaceGrids is an option for three-dimensional graphics functions that specifies grid lines to draw on the faces of the bounding box.

FileNames[] lists all files in the current working directory. FileNames[form] lists all files in the current working directory whose names match the string pattern form. ...

FrameBoxOptions -> {opt_1 -> val_1, opt_2 -> val_2, ...} is an option for cells that specifies default settings.

GeoGridPosition[{x, y, z}, projection] represents a point {x, y, z} in a planimetric cartographic grid using the specified projection.

GeoPosition[{\[Phi], \[Lambda]}] represents a geodetic position with latitude \[Phi] and longitude \[Lambda].GeoPosition[{\[Phi], \[Lambda], h}] represents a geodetic ...

<< name reads in a file, evaluating each expression in it, and returning the last one.