Tag: structural graph theory
- Sun 30 August 2026 - A Tree Center Is One Vertex or One Edge
- Fri 05 January 2024 - Rooted-Tree Subtree Sizes Obey a Bottom-Up Recurrence - updated: Thu 23 May 2024
- Tue 23 May 2023 - Every Nontrivial Tree Has at Least Two Leaves
- Wed 08 February 2023 - Five Characterizations of a Tree Collapse to One Object
- Thu 21 May 2009 - Tree Metrics Satisfy the Four-Point Condition