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Toughness and hamiltonicity in k-trees |
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| Institution: | 1. Center for Combinatorics, Nakai University, Tianjin 300071, PR China;2. Department of Computer Science, University of Durham, South Road, DH1 3LE Durham, UK;3. Department of Mathematics, Beijing Institute of Technology, Beijing 100081, PR China;4. Department of Mathematics, Jiangxi Normal University, Nanchang 330027, PR China;5. Department of Mathematics, College of Science and Technology, Nihon University, 1-8 Kanda-Surugadai, Chiyoda-ku, Tokyo 101-8308, Japan |
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