/ 2/3 2/3\ / 2/3 2/3 2/3 ___ 2/3 ___\ / 2/3 2/3 2/3 ___ 2/3 ___\ | 2 I*2 | | 2 I*2 2 *\/ 3 I*2 *\/ 3 | | 2 I*2 2 *\/ 3 I*2 *\/ 3 | 1*|x + - ---- - ------|*|x + ---- + ------ - ---------- + ------------|*|x + ---- + ------ + ---------- - ------------| \ 2 2 / \ 4 4 4 4 / \ 4 4 4 4 /
((1*(x - (2^(2/3)/2 - i*2^(2/3)/2)))*(x + (2^(2/3)/4 + i*2^(2/3)/4 - 2^(2/3)*sqrt(3)/4 + i*2^(2/3)*sqrt(3)/4)))*(x + (2^(2/3)/4 + i*2^(2/3)/4 + 2^(2/3)*sqrt(3)/4 - i*2^(2/3)*sqrt(3)/4))