DownRightVector[x, y, ...] displays as x \[DownRightVector] y \[DownRightVector] ....
DownTeeArrow[x, y, ...] displays as x\[DownTeeArrow]y\[DownTeeArrow]....
EdgeForm[g] is a graphics directive which specifies that edges of polygons and other filled graphics objects are to be drawn using the graphics directive or list of ...
EqualTilde[x, y, ...] displays as x \[EqualTilde] y \[EqualTilde] ....
ErrorBoxOptions -> {opt_1 -> val_1, opt_2 -> val_2, ...} applies options and corresponding values.
EvaluationCompletionAction is an option for notebooks that specifies the action taken when an evaluation is completed.
ExclusionsStyle is an option to plotting functions that specifies how to render subregions excluded according to Exclusions.
ExternalDataCharacterEncoding is a global option that specifies the character encoding used in reading and writing plain text data outside of Mathematica.
FaceForm[g] is a graphics directive which specifies that faces of polygons and other filled graphics objects are to be drawn using the graphics directive or list of ...
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. ...