We determine some composition laws related to the Fricke surface and the "double" Fricke surface. This latter surface admits the squares of Markov triples as its solutions.
Fricke surface, Markov equation, Markov triples, group law on quadrics, Frobenius conjecture
ULUDAĞ, ABDURRAHMAN MUHAMMED and YILMAZ, ESRA ÜNAL
"Composition laws on the Fricke surface and Markov triples,"
Turkish Journal of Mathematics: Vol. 46:
3, Article 8.
Available at: https://journals.tubitak.gov.tr/math/vol46/iss3/8