Finds the Sackin index for a tree.
Note that the package
apTreeshape has a function
sackin to compute the Sackin index with additional options to normalise it based on the model;
we include this simple function here for convenience within this package, and for use on objects of class
a tree of class
option to normalise the result, default is
The Sackin index of the tree.
Michael Boyd firstname.lastname@example.org
Michelle Kendall email@example.com
1 2 3 4 5
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