Proof of Lemma 6.3 in ``The crossing number of $K_{4,n}$ on the torus and the Klein bottle"

arxiv: 0708.3654 · v2 · submitted 2007-08-27 · 🧮 math.CO

Proof of Lemma 6.3 in ``The crossing number of K_(4,n) on the torus and the Klein bottle"

Pak Tung Ho This is my paper

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keywords bottlecrossingkleinlemmanumbertorusfoundproof

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We found that Lemma 6.3 in the paper ``The crossing number of $K_{4,n}$ on the torus and the Klein bottle" is wrong.

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