In this note, we give a proof of the fact that we can efficiently find degree-3 planar graphs as topological minors of sufficiently large wall graphs. The result is needed as an intermediate step to fix a proof in my PhD thesis.
翻译:在本说明中,我们证明,我们可以有效地找到具有足够大壁图的表层未成年人的3级平面图。 其结果需要作为中间步骤,才能在我的博士论文中找到证据。