R: Adds a line to a ternary diagram.

ternaryDiagAbline {robCompositions} | R Documentation

## Adds a line to a ternary diagram.

### Description

A low-level plot function which adds a line to a high-level ternary diagram.

### Usage

    ternaryDiagAbline(x, ...)

### Arguments

`x` | Two-dimensional data set in isometric log-ratio transformed space.
`...` | Additional graphical parameters passed through.

### Details

This is a small utility function which helps to add a line in a ternary plot from two given points in an isometric transformed space.

### Value

no values are returned.

### Author(s)

Matthias Templ

### See Also

`ternaryDiag`

### Examples

    data(coffee)
    x <- coffee[,2:4]
    ternaryDiag(x, grid=FALSE)
    ternaryDiagAbline(data.frame(z1=c(0.01,0.5), z2=c(0.4,0.8)), col="red")

[Package robCompositions version 2.0.9 Index]