q 7 / 2 − 3 q 5 / 2 + 5 q 3 / 2 − 7 q + 7 q − 7 q 3 / 2 + 6 q 5 / 2 − 5 q 7 / 2 + 2 q 9 / 2 − 1 q 11 / 2 {\displaystyle q^{7/2}-3q^{5/2}+5q^{3/2}-7{\sqrt {q}}+{\frac {7}{\sqrt {q}}}-{\frac {7}{q^{3/2}}}+{\frac {6}{q^{5/2}}}-{\frac {5}{q^{7/2}}}+{\frac {2}{q^{9/2}}}-{\frac {1}{q^{11/2}}}}
