− 4 q 9 / 2 + 3 q 7 / 2 − 3 q 5 / 2 − 1 q 5 / 2 + 2 q 3 / 2 + 1 q 3 / 2 + q 15 / 2 − 2 q 13 / 2 + 3 q 11 / 2 − q − 1 q {\displaystyle -4q^{9/2}+3q^{7/2}-3q^{5/2}-{\frac {1}{q^{5/2}}}+2q^{3/2}+{\frac {1}{q^{3/2}}}+q^{15/2}-2q^{13/2}+3q^{11/2}-{\sqrt {q}}-{\frac {1}{\sqrt {q}}}}