NSplits {TreeTools}

Number of distinct splits

Description

NSplits() counts the unique bipartition splits in a tree or object.

Usage

NSplits(x)

NPartitions(x)

## S3 method for class 'phylo'
NSplits(x)

## S3 method for class 'list'
NSplits(x)

## S3 method for class 'multiPhylo'
NSplits(x)

## S3 method for class 'Splits'
NSplits(x)

## S3 method for class 'numeric'
NSplits(x)

## S3 method for class ''NULL''
NSplits(x)

## S3 method for class 'ClusterTable'
NSplits(x)

## S3 method for class 'character'
NSplits(x)

Arguments

x

A phylogenetic tree of class phylo; a list of such trees (of class list or multiPhylo); a Splits object; a vector of integers; or a character vector listing tips of a tree, or a character of length one specifying a tree in Newick format.

Value

NSplits() returns an integer specifying the number of bipartitions in the specified objects, or in a binary tree with x tips.

Author(s)

Martin R. Smith ([e-mail])

See Also

Other tree properties: ConsensusWithout(), NTip(), PathLengths(), SplitsInBinaryTree(), TipLabels(), TreeIsRooted()

Other Splits operations: LabelSplits(), NTip(), PolarizeSplits(), SplitFrequency(), SplitsInBinaryTree(), Splits, TipLabels(), TipsInSplits(), match.Splits, xor()

Examples

NSplits(8L)
NSplits(PectinateTree(8))
NSplits(as.Splits(BalancedTree(8)))