Array ( [0] => Array ( [title] => L22A [link] => https://www.youtube.com/embed/feEbw1tbqnM ) [1] => Array ( [title] => L22B [link] => https://www.youtube.com/embed/0OACJBFeEDE ) ) 國立清華大學開放式課程OpenCourseWare(NTHU, OCW) - 第22R講 Eigenvalues and Eigenvectors V