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Octonion multiplication and Heawood’s map. (English) Zbl 1331.17003

Summary: In this note, the octonion multiplication table is recovered from a regular tesselation of the equilateral two timensional torus by seven hexagons, also known as Heawood’s map.

MSC:

17A35 Nonassociative division algebras
05C10 Planar graphs; geometric and topological aspects of graph theory
05C25 Graphs and abstract algebra (groups, rings, fields, etc.)
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References:

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