q 7 / 2 − 3 q 5 / 2 + 5 q 3 / 2 − 9 q + 10 q − 12 q 3 / 2 + 12 q 5 / 2 − 11 q 7 / 2 + 8 q 9 / 2 − 5 q 11 / 2 + 3 q 13 / 2 − 1 q 15 / 2 {\displaystyle q^{7/2}-3q^{5/2}+5q^{3/2}-9{\sqrt {q}}+{\frac {10}{\sqrt {q}}}-{\frac {12}{q^{3/2}}}+{\frac {12}{q^{5/2}}}-{\frac {11}{q^{7/2}}}+{\frac {8}{q^{9/2}}}-{\frac {5}{q^{11/2}}}+{\frac {3}{q^{13/2}}}-{\frac {1}{q^{15/2}}}}