z 7 a 11 − 4 z 5 a 11 + 5 z 3 a 11 − 2 z a 11 + 3 z 8 a 10 − 10 z 6 a 10 + 8 z 4 a 10 − z 2 a 10 + 5 z 9 a 9 − 17 z 7 a 9 + 18 z 5 a 9 − 14 z 3 a 9 + 7 z a 9 + 4 z 10 a 8 − 9 z 8 a 8 + 2 z 4 a 8 + 2 z 2 a 8 − 3 a 8 + z 11 a 7 + 8 z 9 a 7 − 37 z 7 a 7 + 51 z 5 a 7 − 40 z 3 a 7 + 14 z a 7 + 6 z 10 a 6 − 11 z 8 a 6 − 8 z 6 a 6 + 24 z 4 a 6 − 10 z 2 a 6 − 3 a 6 + z 11 a 5 + 5 z 9 a 5 − 19 z 7 a 5 + 23 z 5 a 5 − 12 z 3 a 5 + 5 z a 5 + 2 z 10 a 4 + 2 z 8 a 4 − 16 z 6 a 4 + 29 z 4 a 4 − 15 z 2 a 4 + 2 a 4 + 2 z 9 a 3 − 2 z 5 a 3 + 5 z 3 a 3 − z a 3 + z 8 a 2 + 2 z 6 a 2 − 3 z 2 a 2 + a 2 + 4 z 5 a − 4 z 3 a − z a + z 4 − z 2 {\displaystyle z^{7}a^{11}-4z^{5}a^{11}+5z^{3}a^{11}-2za^{11}+3z^{8}a^{10}-10z^{6}a^{10}+8z^{4}a^{10}-z^{2}a^{10}+5z^{9}a^{9}-17z^{7}a^{9}+18z^{5}a^{9}-14z^{3}a^{9}+7za^{9}+4z^{10}a^{8}-9z^{8}a^{8}+2z^{4}a^{8}+2z^{2}a^{8}-3a^{8}+z^{11}a^{7}+8z^{9}a^{7}-37z^{7}a^{7}+51z^{5}a^{7}-40z^{3}a^{7}+14za^{7}+6z^{10}a^{6}-11z^{8}a^{6}-8z^{6}a^{6}+24z^{4}a^{6}-10z^{2}a^{6}-3a^{6}+z^{11}a^{5}+5z^{9}a^{5}-19z^{7}a^{5}+23z^{5}a^{5}-12z^{3}a^{5}+5za^{5}+2z^{10}a^{4}+2z^{8}a^{4}-16z^{6}a^{4}+29z^{4}a^{4}-15z^{2}a^{4}+2a^{4}+2z^{9}a^{3}-2z^{5}a^{3}+5z^{3}a^{3}-za^{3}+z^{8}a^{2}+2z^{6}a^{2}-3z^{2}a^{2}+a^{2}+4z^{5}a-4z^{3}a-za+z^{4}-z^{2}}
