a 9 z 3 + 3 a 8 z 4 − 2 a 8 z 2 + 5 a 7 z 5 − 6 a 7 z 3 + 2 a 7 z + a 6 z 8 − a 6 z 6 + 4 a 6 z 4 − 3 a 6 z 2 + a 5 z 9 − 2 a 5 z 7 + 5 a 5 z 5 − 5 a 5 z 3 − a 5 z + a 5 z − 1 + 4 a 4 z 8 − 12 a 4 z 6 + 11 a 4 z 4 − 2 a 4 z 2 − a 4 + a 3 z 9 + a 3 z 7 − 11 a 3 z 5 + 11 a 3 z 3 − 4 a 3 z + a 3 z − 1 + 3 a 2 z 8 − 10 a 2 z 6 + 7 a 2 z 4 + 3 a z 7 − 11 a z 5 + 9 a z 3 − a z + z 6 − 3 z 4 + z 2 {\displaystyle a^{9}z^{3}+3a^{8}z^{4}-2a^{8}z^{2}+5a^{7}z^{5}-6a^{7}z^{3}+2a^{7}z+a^{6}z^{8}-a^{6}z^{6}+4a^{6}z^{4}-3a^{6}z^{2}+a^{5}z^{9}-2a^{5}z^{7}+5a^{5}z^{5}-5a^{5}z^{3}-a^{5}z+a^{5}z^{-1}+4a^{4}z^{8}-12a^{4}z^{6}+11a^{4}z^{4}-2a^{4}z^{2}-a^{4}+a^{3}z^{9}+a^{3}z^{7}-11a^{3}z^{5}+11a^{3}z^{3}-4a^{3}z+a^{3}z^{-1}+3a^{2}z^{8}-10a^{2}z^{6}+7a^{2}z^{4}+3az^{7}-11az^{5}+9az^{3}-az+z^{6}-3z^{4}+z^{2}}
