MTX
(Mathematica Import/Export Format) Matrix Market matrix format. Used for exchanging and storing test matrices. Plain text format. File format of the NIST Matrix Market collection of standard test matrices. ...
Animate Selected Graphics animates graphics in a selection of cells, typically a cell group.
Group Cells/Group Together makes a group out of the selected sequence of cells.
Save Graphic As saves the selected (or clicked upon) graphic in a file with the specified format.
AutoDelete is an option for boxes that specifies whether a box is automatically deleted when its contents are edited.
CircleMinus[x, y] displays as x\[CircleMinus]y.
Close
(Built-in Mathematica Symbol) Close[stream] closes a stream.
ColorNegate[image] gives the negative of image, in which all colors have been negated.
ColorSelectorSettings -> {opt -> val} is a global option that specifies settings for the Color dialog box.
ConfigurationPath is a global option that specifies which directories are searched for systemwide configuration information.