Array ( [0] => Array ( [title] => L30A [link] => https://www.youtube.com/embed/kvU0FDqRVOA ) [1] => Array ( [title] => L30B [link] => https://www.youtube.com/embed/aI3IGPFqVSc ) [2] => Array ( [title] => L30C [link] => https://www.youtube.com/embed/eAJYV6yZLOA ) [3] => Array ( [title] => L30D [link] => https://www.youtube.com/embed/TY3IDv8_ppU ) ) 國立清華大學開放式課程OpenCourseWare(NTHU, OCW) - 第30R講 Linear Transformations IV