calculate_expected_leaves_sptree: Calculate expected leaves of a species tree

In treeducken: Nested Phylogenetic Tree Simulator

Description

Calculate expected leaves of a species tree

Usage

calculate_expected_leaves_sptree(lambda, mu, t)

ave_tips_st(lambda, mu, t)

Arguments

lambda	speciation rate
mu	extinction rate
t	time to simulate until

Details

Calculates the expected number of leaves for a birth-death simulation given a speciation and extinction rate and a time.

Value

The expected number of leaves

References

Mooers, A., Gascuel, O., Stadler, T., Li, H., & Steel, M. (2012). Branch lengths on birth–death trees and the expected loss of phylogenetic diversity. Systematic biology, 61(2), 195-203.

Examples

spec_rate <- 1.0
ext_rate <- 0.5
time <- 2
ave_tips_st(spec_rate, ext_rate, time)

treeducken documentation built on March 3, 2021, 1:11 a.m.