Twin
Summary
Two vertices are true twins if they have the same closed neighborhood: (this implies and are neighbors), and they are false twins if they have the same open neighborhood: (this implies and are not neighbors).
Further reading
- Wikipedia, page 325802, revision 1373839425, Glossary of graph theory, section T. adopted
About this page
| Tag | 6NCN51F7AE |
|---|---|
| URI | m2://6NCN51F7AE |
| Kind | concept |
| Writing | W1 stated |
| Changed | 4 November 2026 |
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What this page needs for W2
- edge defines in: at least one definition (0 of 1)
- edge instance_of in: at least two examples (0 of 2)
- edge not_instance_of in: at least one non-example (0 of 1)
- edge specializes both: the more general notions and the special cases (0 of 1)
The writing levels say how complete the text of a page is. They do not measure its truth.
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