Garrido, M. Ángeles and Márquez, Alberto (1998) Embedding a Graph in the Grid of a Surface with the Minimum Number of Bends Is NP-hard. [Conference Paper]
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Abstract
This paper is devoted to the study of graph embeddings in the grid of non-planar surfaces. We provide an adequate model for those embeddings and we study the complexity of minimizing the number of bends. In particular, we prove that testing whether a graph admits a rectilinear (without bends) embedding essentially equivalent to a given embedding, and that given a graph, testing if there exists a surface such that the graph admits a rectilinear embedding in that surface are NP-complete problems and hence the corresponding optimization problems are NP-hard.
| Item Type: | Conference Paper |
|---|---|
| Classifications: | G Algorithms and Complexity > G.490 Embeddings G Algorithms and Complexity > G.210 Bends G Algorithms and Complexity > G.560 Geometry |
| ID Code: | 73 |
| Deposited By: | Martinez Leon, Victoria |
| Deposited On: | 27 Oct 2004 |
| Last Modified: | 28 Apr 2009 14:29 |

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