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assist (version 2.0)

xyplot2: Extension of XYPLOT

Description

Extend xyplot to superpose one or more symbols to each panel.

Usage

xyplot2(formula, data, type = "l", ...)

Arguments

formula
a two-sided formula as accepted in xyplot
data
a list of data frames. Each component shall be able to evaluate the vatiables appearing in formula
type
a vector of characters to indicate what type of plots are to draw. Default is line.
...
any options as accepted in xyplot

Value

  • On each panel, several plot types, the length of data, are superposed.