# Plot method for the class 'aCGHsegmented'

### Description

Plots fitted piecewise constant lines.

### Usage

1 2 |

### Arguments

`x` |
object of class |

`add` |
logical; if |

`y` |
logical; if |

`psi.lines` |
logical; if |

`...` |
possible additional graphical arguments, such as |

### Details

This fuction takes a fitted object returned by `jumpoints`

and plots
the resulting fit, namely the estimated step-function and changepoints.

### Value

The function simply plots the fit returned by 'jumpoints'.

### Author(s)

Vito Muggeo

### See Also

`jumpoints`