SetVertexLabels[g, l] assigns the labels in l to vertices of g.
Line
(Built-in Mathematica Symbol) Line[{pt_1, pt_2, ...}] is a graphics primitive that represents a line joining a sequence of points. Line[{{pt_11, pt_12, ...}, {pt_21, ...}, ...}] represents a collection of ...
RegularExpression["regex"] represents the generalized regular expression specified by the string " regex".
"Introduction to Manipulate" and "Introduction to Dynamic" provide most of the information you need to use Mathematica's interactive features accessible through the functions ...
The NumericalDifferentialEquationAnalysis package combines functionality for analyzing differential equations using Butcher trees, Gaussian quadrature, and Newton-Cotes ...
Contours is an option for contour plots that specifies the contours to draw.
Prolog
(Built-in Mathematica Symbol) Prolog is an option for graphics functions which gives a list of graphics primitives to be rendered before the main part of the graphics is rendered.
FerrersDiagram[p] draws a Ferrers diagram of integer partition p.
ChartBaseStyle is an option for charting functions that specifies the base style for all chart elements.
GraphicsRow[{g_1, g_2, ...}] generates a graphic in which the g_i are laid out in a row.GraphicsRow[list, spacing] leaves the specified spacing between successive elements.