Array ( [0] => Array ( [title] => L31A [link] => https://www.youtube.com/embed/QAmL63bRjFY ) [1] => Array ( [title] => L31B [link] => https://www.youtube.com/embed/N975FkQZVsY ) ) 國立清華大學開放式課程OpenCourseWare(NTHU, OCW) - Lecture 31 | DDEs of negative feedback type; Global attractors; Zero number