ILnumber                Calculate ILnumber
area_per_pair           Fast function using C++ to calculate the area
                        per pair index
average_leaf_depth      Calculate the average leaf depth statistic. The
                        average leaf depth statistic is a normalized
                        version of the Sackin index, normalized by the
                        number of tips.
avg_ladder              Average ladder index
b1                      Fast function using C++ to calculate the B1
                        metric
b2                      Fast function using C++ to calculate the B2
                        metric
beta_statistic          Fast function using C++ to calculate the Aldous
                        beta statistic.
blum                    Fast function using C++ to calculate the Blum
                        index of (im)balance.
branching_times         Calculates branching times of a tree, using C++
calc_all_stats          function to apply all available tree statistics
                        to a single tree
calc_balance_stats      function to apply all balance statistics to a
                        single tree
calc_brts_stats         function to apply all tree statistics related
                        to branching times to a single tree.
cherries                Cherry index
colless                 Fast function using C++ to calculate the
                        Colless index of (im)balance.
crown_age               Calculates the crown age of a tree using C++.
diameter                Fast function using C++ to calculate the
                        diameter
eigen_vector            Fast function using C++ to calculate eigen
                        vector centrality
entropy_j               Fast function using C++ to calculate the
                        intensive quadratic entropy statistic J.
ew_colless              Fast function using C++ to calculate the equal
                        weights Colless index of (im)balance.
gamma_statistic         Calculate the gamma statistic, using a fast
                        implementation in C++.
imbalance_steps         imbalance steps index
j_one                   function to calculate the J^1 index.
l_to_phylo              Convert an L table to phylo object
laplacian_spectrum      function to calculate the laplacian spectrum,
                        from RPANDA
list_statistics         Provides a list of all available statistics in
                        the package
ltable_to_newick        Convert an L table to newick string
make_unbalanced_tree    this function increasingly increases the
                        imbalance of a tree
max_betweenness         Fast function using C++ to calculate maximum
                        betweenness centrality.
max_closeness           Fast function using C++ to calculate maximum
                        closeness
max_del_width           Fast function using C++ to calculate the
                        maximum difference of widths of a phylogenetic
                        tree
max_depth               Fast function using C++ to calculate maximum
                        depth metric
max_ladder              maximum ladder index
max_width               Fast function using C++ to calculate the
                        maximum width of branch depth.
mean_branch_length      Calculates the mean branch length of a tree,
                        including extinct branches.
mean_branch_length_ext
                        Calculates the mean of external branch lengths
                        of a tree, e.g. of branches leading to a tip.
mean_branch_length_int
                        Calculates the variation of internal branch
                        lengths of a tree, e.g. of branches not leading
                        to a tip.
mean_i                  Fast function using C++ to calculate the mean I
                        value.
mean_pair_dist          Mean Pairwise distance
mntd                    Mean Nearest Taxon distance
nLTT                    Calculate the nLTT, using C++.
nLTT_base               Calculates the nLTT statistic using a reference
                        'empty' tree with only two lineages.
number_of_lineages      Calculate the number of tips of a tree,
                        including extinct tips.
phylo_to_l              Function to generate an ltable from a phy
                        object.
phylogenetic_diversity
                        Calculates phylogenetic diversity at time point
                        t
pigot_rho               calculate Pigot's rho
pitchforks              Calculate pitchforks, from the phyloTop
                        package, a pitchfork is a clade with three
                        tips.
prep_lapl_spec          function to create laplacian matrix
psv                     Fast function using C++ to calculate
                        Phylogenetic Species Variability.
rebase_ltable           a function to modify an ltable, such that the
                        longest path in the phylogeny is a crown
                        lineage.
rogers                  Fast function using C++ to calculate the Rogers
                        J index of (im)balance.
rquartet                Fast function using C++ to calculate the
                        rquartet index.
sackin                  Fast function using C++ to calculate the sackin
                        index of (im)balance.
stairs                  Calculates the staircase-ness measure, from the
                        phyloTop package. The staircase-ness reflects
                        the number of subtrees that are imbalanced,
                        e.g. subtrees where the left child has more
                        extant tips than the right child, or vice
                        versa.
stairs2                 Calculates the stairs2 measure, from the
                        phyloTop package. The stairs2 reflects the
                        imbalance at each node, where it represents the
                        average across measure at each node, the
                        measure being min(l, r) / max(l, r), where l
                        and r reflect the number of tips connected at
                        the left (l) and right (r) daughter.
sym_nodes               Fast function using C++ to calculate the
                        symmetry nodes metric
tot_coph                Fast function using C++ to calculate the total
                        cophenetic index.
tree_height             Calculates the height of a tree using C++.
treestats-package       Collection of phylogenetic tree statistics
var_branch_length       Calculates the variance of branch lengths of a
                        tree, including extinct branches.
var_branch_length_ext   Calculates the variance of external branch
                        lengths of a tree, e.g. of branches leading to
                        a tip.
var_branch_length_int   Calculates the variance of internal branch
                        lengths of a tree, e.g. of branches not leading
                        to a tip.
var_leaf_depth          Fast function using C++ to calculate the
                        variance of leaf depth statistic
var_pair_dist           Fast function using C++ to calculate the
                        variance of all pairwise distances.
wiener                  Fast function using C++ to calculate the Wiener
                        index
