A hierarchical data structure. Depending on the application, each element of a hierarchy may be considered a node. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.

As opposed to tips, the branching points within a tree, which correspond to inferred speciation events, are called nodes. Each node represents the last common ancestor of the two lineages ...

with each new tree replacing the last after a set period of time. Both methods aim to reduce the amount of data stored on each node, making it easier to maintain and operate. Buterin’s proposal ...