By use of numerical approximation method, the paper USES the polynomial to approach segmentally the transient electric field from dipole dipole array.

本文采用数值逼近的方法，逐段用多项式表示偶极—偶极排列的瞬变电场。

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With the best polynomial approximation as a metric, the rate of approximation of the neural networks with single hidden layer to a continuous function is estimated by using a constructive approach.

以最佳多项式逼近为度量，用构造性方法估计单隐层神经网络逼近连续函数的速度。

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In this paper, the function approximation of Gelenbe Neural Network (GNN) is discussed and it is proved that GNN can approximate any G-type polynomial by using constructional method.

该文研究了G神经网络的函数映射能力，给出了前馈g神经网络映射任意G型多项式的构造性证明。

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