Array ( [0] => Array ( [title] => L7A [link] => https://www.youtube.com/embed/Krt_yc67jpo ) [1] => Array ( [title] => L7B [link] => https://www.youtube.com/embed/9ZmqgfRpUx0 ) [2] => Array ( [title] => L7C [link] => https://www.youtube.com/embed/xVJAlUzmM3I ) [3] => Array ( [title] => L7D [link] => https://www.youtube.com/embed/YsLrXOKs8i0 ) ) 國立清華大學開放式課程OpenCourseWare(NTHU, OCW) - 第7R講 利用路徑積分和留數定理計算實數軸上的積分