,k = 0,0,\cdots,K;} \\ {{\sum\limits_{n \in g^{\prime},n \neq o}\lambda_{g^{\prime}n}^{k}} = 0,k = 0,0,\cdots,K;} \\ {{\sum\limits_{n \in g^{\prime},n \neq o}\gamma_{g^{\prime}n}^{k}} = 0,k = 0,0,\cdots,K;} \\ {{\sum\limits_{k = 0}^{K}\omega^{k}} = 0,k = 0,0,\cdots,K;} \\ {\omega^{k},