Digital fundamental group and Euler characteristic of a connected sum of digital closed surfaces |
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| Authors: | Sang-Eon Han |
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| Affiliation: | Department of Computer and Applied Mathematics, Honam University, Gwangju 506-714, Republic of Korea |
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| Abstract: | Unlike the connected sum in classical topology, its digital version is shown to have some intrinsic feature. In this paper, we study both the digital fundamental group and the Euler characteristic of a connected sum of digital closed ki-surfaces, i∈{0,1}. |
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| Keywords: | 57M05 55P10 57M10 |
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