moment \(\mathbb{E}[(IZ_t^{s})^{m}|z^v(u), 0\le u \le t]\)
m (int) – power of \(IZ^s_t\)
J (tuple) – jump sizes in the variance
poly with attribute keyfor = (‘mu_s’, ‘rhoJ’, ‘sigma_s’, ‘J_{1:n}’)
keyfor
Poly