The construction of boundary type cubature is a problem that has been noticed for a very long time in numerical integration. 邊界型求積公式是數值積分法研究方向早就被注意的問(wèn)題。
The accuracy and cost time of calculating the Sommerfeld integrals by the present method are compared with those obtained by numerical integration. 根據渦流無(wú)損檢測中的幾組典型數據，比較了用該文方法和直接數值積分法計算并矢格林函數的精度和求解速度。
