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On the structures induced by bipartite graphs and infinite matroids

✍ Scribed by E. Győri


Book ID
107748269
Publisher
Elsevier Science
Year
1978
Tongue
English
Weight
761 KB
Volume
22
Category
Article
ISSN
0012-365X

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On the Structure of 3-connected Matroids
✍ James Oxley; Haidong Wu 📂 Article 📅 2000 🏛 Elsevier Science 🌐 English ⚖ 249 KB

An element e of a 3-connected matroid M is essential if neither the deletion M\e nor the contraction M/e is 3-connected. Tutte's Wheels and Whirls Theorem proves that the only 3-connected matroids in which every element is essential are the wheels and whirls. In this paper, we consider those 3-conne