3-Colorable Even Embeddings on Closed Surfaces |
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| Authors: | Atsuhiro Nakamoto Norihito Sasanuma |
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| Institution: | (1) Department of Mathematics, Faculty of Education and Human Sciences, Yokohama National University, 79-2 Tokiwadai, Hodogaya-ku, Yokohama 240-8501, Japan |
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| Abstract: | It is known that for any closed surface F2, every even embedding on F2 with sufficiently large representativity is 4-colorable. In this paper, we shall characterize 3-colorable even embeddings
on F2 with sufficiently large representativity. |
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| Keywords: | Even embedding Cycle parity Coloring Representativity |
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