[分析] 初微(11)

看板Math作者 (批踢踢基金)時間19年前 (2005/07/15 01:28), 編輯推噓3(3推 0噓 0→)
留言3則, 3人參與, 最新討論串1/1
Let f and g be two continuous functions from R into R. Define F(x) = max(f(x),g(x)) for each x in R. Show that F is continuous on R. Note: 之前 (6) 到 (10) 應該 ok 吧, 現在就繼續貼新的題目吧. 這一題的副產品是 G(x) = min(f(x),g(x)) 也會是連續函數. -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 140.112.218.142
推
140.112.249.64 07/15, , 1F
for 2F(x)=f+g+|f-g|
140.112.249.64 07/15, 1F
推
61.219.178.219 07/15, , 2F
GOOD !
61.219.178.219 07/15, 2F
推
140.112.218.142 07/16, , 3F
Good! XDDDD
140.112.218.142 07/16, 3F
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文章代碼(AID): #12rg324h (Math)