实数范围内多项式的因式分解在初等数学的许多领域占有举足轻重的地位。
The divisor decompose of polynomial in real number field be important in the many field of elementary mathematics.
应注意在构造ARMA新息模型时，必须进行多项式矩阵的左素分解，才能得到正确的ARMA新息模型。
Notice that constructing the ARMA innovation model, a left co-prime factorization to a polynomial matrix must be performed, so that the ARMA innovation model can correctly be obtained.
本文首先从多项式分解角度给出一种FIR滤波器的并行结构。
At first, a parallel structure of the fir filter is presented based on polynomial decomposition method.
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