Geodesic
Unique factorization in Cayley arithmetics and cryptology
Glasgow mathematical journal, Tome 33 (1991) no. 3, pp. 267-273

Voir la notice de l'article provenant de la source Cambridge University Press

Let be the classical Cayley algebra defined over the reals with basis where gives a quaternion algebra H4 with i0 = 1, i1i2i3 = −1, i1i4 = i5, i2i4 = i6 and i3i4 = i7. The multiplication table of the imaginary basic units follows: 
Lamont, P. J. C. Unique factorization in Cayley arithmetics and cryptology. Glasgow mathematical journal, Tome 33 (1991) no. 3, pp. 267-273. doi: 10.1017/S0017089500008326
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