Array ( [0] => Array ( [title] => L29A [link] => https://www.youtube.com/embed/UNDJW9hsSdA ) [1] => Array ( [title] => L29B [link] => https://www.youtube.com/embed/yHq-tfejf7Q ) [2] => Array ( [title] => L29C [link] => https://www.youtube.com/embed/XFexWxuGNos ) [3] => Array ( [title] => L29D [link] => https://www.youtube.com/embed/aFKzHNFxA2s ) ) 國立清華大學開放式課程OpenCourseWare(NTHU, OCW) - 第29R講 5.7 The contraction mapping principle(cont.)