本文推广和改进了定积分近似计算的矩形公式。
In this paper, we extend and improve the rectangle formula of definite integrals 'approximate calculation.
对于定积分近似计算中常使用的经典SIMPSON求积公式介绍一种新的简洁的证明方法并给出误差的最佳估计。
We introduced a new and simple proof of the classical SIMPSON quadrature formula which is frequently applied in calculating definite integrals and best estimation of error is obtained.
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