| Dual Loopless Nonseparable Near-Triangulat ions on Projective Plane |
| Received:October 10, 2003 |
| Key Words:
dual loopless nonseparable triangulation.
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| Fund Project:NNSF of China(10271048, 60373030) and the Tenth Five Year Plan of the 211 Project Foundation of Central University for Nationalities. |
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| Abstract: |
| In this paper we enumerate the rooted dual loopless nonseparable near-triangular maps on the sphere and the projective plane with the valency of root-face and the number of inner faces as parameters. Explicit expressions of enumerating functions are deriv |
| Citation: |
| DOI:10.3770/j.issn:1000-341X.2005.04.006 |
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