Numerical integration of ordinary integrals and line integrals. 一般的积分以及线积分的数值积分。
Therefore the generalized numerical quadrature formula with the single node is deduced naturally. 而且，由此自然地推导出单节点数值积分公式。
The construction of boundary type cubature is a problem that has been noticed for a very long time in numerical integration. 边界型求积公式是数值积分法研究方向早就被注意的问题。
The accuracy and cost time of calculating the Sommerfeld integrals by the present method are compared with those obtained by numerical integration. 根据涡流无损检测中的几组典型数据，比较了用该文方法和直接数值积分法计算并矢格林函数的精度和求解速度。
