Aesthetics of the chart.
daes(x, y, ...)Aesthetics for the plots such as axis (x,y), group, color and/or size
List of name value pairs giving aesthetics to map to variables. The names for x and y aesthetics are typically omitted because they are so common; all other aspects must be named.
Valid aesthetics (depending on the geom)
x, y: cartesian coordinates.
group: grouping data.
color: color of geom.
size: size of geom.
layout: layout of geom (nicely, fr, kk, graphopt, drl, lgl, mds, sugiyama), in quotes.