/ 3 ___ 3 ___ ___\ / 3 ___ 3 ___ ___\ / 3 ___\ | \/ 2 I*\/ 2 *\/ 3 | | \/ 2 I*\/ 2 *\/ 3 | \x + \/ 2 /*|x + - ----- + -------------|*|x + - ----- - -------------| \ 2 2 / \ 2 2 /
((x + 2^(1/3))*(x - 2^(1/3)/2 + i*2^(1/3)*sqrt(3)/2))*(x - 2^(1/3)/2 - i*2^(1/3)*sqrt(3)/2)