grafnseljimca fu'ivla

x₁ is a tree graph on nodes x₂ (set of points), with edges x₃ (set of ordered or unordered 2-tuples), with additional properties x₄.

A graph with no cycles. The classifier rafsi of this word comes from the experimental gismu "grafu".

jbovlaste

In notes:

treicu: x₁ is a (general(ized)) heirarchical/pyramidal/directed tree-graph structure on underlying set x₂ via partial ordering relation x₃ (see notes for default properties).