The convolution sum and integral 回旋和与回旋积分
By using the property of the separative matrices, a new approach to the convolution integral is presented.
应用分离矩阵的性质，得到了一类求解卷积的新方法。
Undergraduates first meet the concept of the convolution integral in their 2 nd or 3 rd term of the university.
大学本科生在第2学期或第3学期学习电路原理时首次遇到卷积积分。
The convolution integral is quite important in signal processing, control theory, and dynamic electric circuit analysis.
卷积积分对于信号处理、控制理论和动态电路分析均具有重要意义。
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