ImagePadding is an option for graphics functions that specifies what absolute extra padding should be left for extended objects such as thick lines and annotations such as ...
InterpretationBox[boxes, expr] is a low-level box construct that displays as boxes but is interpreted on input as expr.
IntervalIntersection[interval_1, interval_2, ...] gives the interval representing all points common to each of the interval_i.
JaccardDissimilarity[u, v] gives the Jaccard dissimilarity between Boolean vectors u and v.
JankoGroupJ4[] represents the sporadic simple Janko group J_4.
Label
(Built-in Mathematica Symbol) Label[tag] represents a point in a compound expression to which control can be transferred using Goto.
LegendAppearance is an option for charting functions that specifies the appearance of any legends that are generated.
LibraryUnload[lib] unloads all functions that have been loaded from a Wolfram Library, then it unloads the library.
LightBlue represents a light blue color in graphics or style specifications.
LightBrown represents a light brown color in graphics or style specifications.