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arxiv: 1709.04645 · v1 · pith:AN3MCSFKnew · submitted 2017-09-14 · 🧮 math.CO

Embedding simply connected 2-complexes in 3-space -- III. Constraint minors

classification 🧮 math.CO
keywords connectedmatroidcharacterisecomplexesconstraintcycleedgeelements
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We characterise the following property by six obstructions: given a graphic matroid $M$ and a set $X$ of its elements, when is $M$ the cycle matroid of a graph $G$ such that $X$ is a connected edge set in $G$?

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