This paper contains material presented on 31 January 2002 to staff and students of the Department of Mathematics of the University of Utrecht. The talk was one in a series of lectures titled Basic Notions in Mathematics.
| Original language | English |
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| Place of Publication | Enschede |
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| Publisher | University of Twente |
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| Number of pages | 18 |
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| Publication status | Published - 2003 |
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| Name | Memorandum |
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| Publisher | Department of Applied Mathematics, University of Twente |
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| No. | 1682 |
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| ISSN (Print) | 0169-2690 |
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- MSC-00A05
- MSC-05C99
- Mathematics
- Notion
- Graph
- Ontology