On this page you define the appearance of the curves.
For each curve you define
· the line width,
· the line style as solid, dashed, dotted, dashed-dotted, or filled,
· the line colour, and
· whether or not the line should be displayed
and you may choose to display marker symbols and define
· the marker symbol,
· the marker size,
· the marker fill style, and
· the marker colour.