t i = ∑ j = 0 K v i , j V ( K − j ) {\displaystyle t_{i}=\sum _{j=0}^{K}v_{i,j}V^{(K-j)}} ,其中:[1]
n t i = n t i + 1 {\displaystyle n_{t_{i}}=n_{t_{i}}+1} ,其中,