Euclidean is an option for SetEdgeWeights.
NoMultipleEdges is an option value for Type.
NoSelfLoops is an option value for Type.
StirlingSecond[n, k] returns the Stirling number of the second kind.
Undirected is an option to inform certain functions that the graph is undirected.
SymbolizeRootName is an option for Symbolize specifying the name to be used internally for the symbolized boxes.
J
(Quaternions Package Symbol) J represents a quaternion unit with J^2 == -1.
Julian
(Calendar Package Symbol) Julian represents the Julian calendar system.
CUDAQ[] returns True if a CUDA-capable device is available and False otherwise.
Widget["MenuBar"] represents a menu bar.