       \sum_{k=0}^{\frac{n}{s}-0}        \deg(\chi^{U,{{\left( \frac{n}{s}-k, 0^{k} \right)}}}) \cdot        \chi^{U,{{\left( \frac{n}{s}-k, 0^{k} \right)}}} (c^{-0})        \cdot {\widetilde{\chi}}^{U,{{\left( \frac{n}{s}-k, 0^{k} \right)}}}(z_0)^\ell 