Array ( [0] => Array ( [title] => L29A [link] => https://www.youtube.com/embed/hyAqgdDGncc ) [1] => Array ( [title] => L29B [link] => https://www.youtube.com/embed/4UOC5TED0xw ) ) 國立清華大學開放式課程OpenCourseWare(NTHU, OCW) - Lecture 29 | Example: Euler’s rod; Equivariant Lyapunov-Schmidt reduction