Description Usage Arguments Details Value Author(s) See Also Examples

The `plot`

method for `de-class`

objects gives a plot
of best and average fitness values found during the iterations of the
DE search.

1 2 3 4 |

`x` |
An object of class |

`y` |
Not used. |

`ylim` |
A vector of two values specifying the limits on the y-axis. |

`cex.points` |
The magnification to be used for points. |

`col` |
The colours to be used for best and average fitness values. |

`pch` |
The type of points to be used for best and average fitness values. |

`lty` |
The type of lines to be used for best and average fitness values. |

`legend` |
A logical specifying if a legend should be included. |

`grid` |
A function for grid drawing of NULL to avoid drawing one. |

`...` |
Further arguments, currently not used. |

Plot best and average fitness values at each iteration of DE search.

The method invisibly return a `data.frame`

with the iterations and summary statistics for the fitness function evaluated at each iteration.

Luca Scrucca

1 | ```
# See examples in help(de)
``` |

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