nodepath {ape} | R Documentation

## Find Paths of Nodes

### Description

This function finds paths of nodes in a tree. The nodes can be internal and/or terminal (i.e., tips).

### Usage

    nodepath(phy, from = NULL, to = NULL)

### Arguments

`phy` | an object of class `"phylo"`.
`from, to` | integers giving node or tip numbers.

### Details

By default, this function returns all the paths from the root to each tip of the tree. If both arguments `from` and `to` are specified, the shortest path of nodes linking them is returned.

### Value

a list of vectors of integers (by default), or a single vector of integers.

### Author(s)

Emmanuel Paradis

### See Also

`getMRCA`

### Examples

    tr <- rtree(2)
    nodepath(tr)
    nodepath(tr, 1, 2)

[Package ape version 4.1 Index]