− q 7 / 2 + 4 q 5 / 2 − 7 q 3 / 2 + 9 q − 12 q + 11 q 3 / 2 − 10 q 5 / 2 + 7 q 7 / 2 − 4 q 9 / 2 + 1 q 11 / 2 {\displaystyle -q^{7/2}+4q^{5/2}-7q^{3/2}+9{\sqrt {q}}-{\frac {12}{\sqrt {q}}}+{\frac {11}{q^{3/2}}}-{\frac {10}{q^{5/2}}}+{\frac {7}{q^{7/2}}}-{\frac {4}{q^{9/2}}}+{\frac {1}{q^{11/2}}}}
