abline-RobReg-method function

Add line to plot

Add fitted line to a plot. This is overloaded function for robust regression methods from package depthproc.

## S4 method for signature 'RobReg'
abline(
  a = NULL,
  b = NULL,
  h = NULL,
  v = NULL,
  reg = NULL,
  coef = NULL,
  untf = FALSE,
  ...
)

Arguments

• a: an object of class RobReg
• b: not used.
• h: not supported.
• v: not supported.
• reg: not supported.
• coef: not supported.
• untf: not supported.
• ...: Arguments to be passed to methods, such as graphical parameters (see par).