實變函數概念問題

2013-10-09 5:36 pm
http://www.fotopu.com/img/1/448921.jpg
希望可以詳細少少解釋,中英皆可~

回答 (2)

2013-10-21 2:54 am
✔ 最佳答案
(a) B\A = B - A ??
m(B\A)= m(B-A)= m(B)= 1
(b) lim inf An = intersection of [-1,1] and [0, 2] = [0, 1]
(c) m(E(|f| > = 1)) = 0
(d) ans = 1
2013-10-21 12:47 pm
師姐~ (◕‿◕✿)
謝謝妳幫忙~

Set Difference那個兩個notations都是常見:

http://www.proofwiki.org/wiki/Definition:Set_Difference

http://en.wikipedia.org/wiki/Complement_(set_theory)


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