CALL: PLOT_LINE


option

  The option string is used to indicate which polyline
  representation is to be used, and also whether the line
  should be smoothened or not.

  The following polyline representations can be used:
  SOLID, DASHED, DOTTED, DASH-DOTTED, FUNCTION-1, FUNCTION-2,
  FUNCTION-3, FUNCTION-4, FUNCTION-5, FUNCTION-6 and FUNCTION-7.

  To obtain smoothened lines, add the option SMOOTH.
  Line smoothing is performed with cubic splines. Cubic
  splines tend to oscillate if there are jumps in the
  data points.

  Default: representation SOLID and no smoothing.

Keyword index. Formatted on 10/11/98.