Prove that every loop-free connected planar graph has a vertex v with deg (u) 6.

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Prove that every loop-free connected planar graph has a vertex v with deg (u) ≤ 6.

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Discrete and Combinatorial Mathematics An Applied Introduction

ISBN: 978-0201726343

5th edition

Authors: Ralph P. Grimaldi

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Question Posted: Jun 21, 2016 08:48 AM

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Prove that every loop-free connected planar graph has a vertex v with deg (u) 6.

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If not degv 6 for a...View the full answer

Discrete and Combinatorial Mathematics An Applied Introduction

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