Two new kinds of higher accurate numerical integration formulae is obtained by acceleration and improvement of the given formula.
通过对一个给定的数值积分公式进行加速、改进，得到了两类新的精度更高的数值积分公式。
Simplified formulae for computing the stiffness matrices in four cases are derived, which, compared with corresponding Gauss integration algorithm, can cut 94-98% computing time.
文中导出了四种情况下刚度矩阵的简化计算公式，这些公式比对应的高斯积分算法节省计算工作量94—98%。
To overcome the difficulty in integration, the simplified formulae in BEM of axisymmetric heat conduction are given.
为克服积分困难，给出了一个轴对称导热的边界元简化公式。
To overcome the difficulty in integration, the simplified formulae in BEM of axisymmetric heat conduction are given.
为克服积分困难，给出了一个轴对称导热的边界元简化公式。
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