Talk:Calabi triangle

Cubic polynomial is incorrect.
Should be x^3 - 3 * x^2 -2*x + 2, according to my calculation and to the linked item from Calabi. This error also appears in ex. 1.12 of the latest edition of Galois Theory by Ian Stewart Bertbeerpot (talk) 23:11, 29 January 2023 (UTC)