MenuSortingValue is an option for cells and notebooks that specifies where a cell style, stylesheet, or palette is listed in the Format \[FilledRightTriangle] Style submenu, ...

NotebookEventActions is a notebook option that gives a list of actions to perform when specified events occur in connection with the notebook.

Orderless is an attribute that can be assigned to a symbol f to indicate that the elements e_i in expressions of the form f[e_1, e_2, ...] should automatically be sorted into ...

SetAlphaChannel[image] adds a fully opaque alpha channel to image.SetAlphaChannel[image, a] sets the opacity of all pixels to a.SetAlphaChannel[image, aimage] sets the alpha ...

ShowShortBoxForm is an option for cells that specifies whether box expressions, which are used to represent two-dimensional forms in a cell, are displayed in a more compact ...

SubMinus[expr] displays as expr_-.

SubPlus[expr] displays as expr_+.

Undefined is a symbol that represents a quantity with no defined value.

Mathematica creates a new symbol when you first enter a particular name. Sometimes it is useful to "intercept" the process of creating a new symbol. Mathematica provides ...

MathLM administers licenses for organizations running multiple instances of Mathematica with a network license. Network licenses have two very important advantages: MathLM is ...