Jorgensen, Leif K.


Jorgensen's Conjecture ★★★

Author(s): Jorgensen

\begin{conjecture} Every 6-\Def[connected]{connectivity (graph theory)} graph without a \Def[$K_6$]{complete graph} \Def[minor]{minor (graph theory)} is apex (planar plus one vertex). \end{conjecture}

Keywords: connectivity; minor

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