trapezoid formula

基本解释

Trapezoid formula Root algorithm, I am the one-hour series, is not very good.
梯形公式的求根算法，我好了一个小时编的，虽不是很好。
In this paper, we extension and improve the trapezoid formula of difiniteiritegrals'approximate calculation.
推广和改进了定积分近似计算的梯形公式。
This paper intends to give a new integral trapezoid formula by using the asymptotic feature of mean value theorem of differential to conclude the estimated formula of definite integral.
利用微分中值定理“中值点”的渐近性，给出一个新的积分梯形公式，由此得到定积分的估计式。