L4_A
2.3 Closed set (end.)
2.4 Accumalation points
(1)definition
2.4 Accumalation points(cont.)
2.4 Accumalation points(cont.)
2.4 Accumalation points(end.)
Array ( [0] => Array ( [title] => L4A [link] => https://www.youtube.com/embed/gn80vJ4EuRw ) [1] => Array ( [title] => L4B [link] => https://www.youtube.com/embed/7elK9KumLCY ) [2] => Array ( [title] => L4C [link] => https://www.youtube.com/embed/IZYaTb93A5s ) [3] => Array ( [title] => L4D [link] => https://www.youtube.com/embed/lu8vmaHL7EM ) )
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Syllabus
L4_A
2.3 Closed set (end.)
2.4 Accumalation points
(1)definition