[分析] 初微(30)

看板Math作者 (批踢踢基金只進不出)時間20年前 (2005/07/17 09:55), 編輯推噓2(200)
留言2則, 2人參與, 最新討論串1/1
Suppose that f is real defined on R satisfying lim ( f(x+h) -f(x-h) ) = 0 h→0 Does it imply that f is continuous at x? -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 140.112.218.142

59.112.100.57 07/17, , 1F
note that h--> ∞, 答案顯然是否定的
59.112.100.57 07/17, 1F
※ 編輯: PttFund 來自: 140.112.218.142 (07/17 22:09)

140.112.218.142 07/17, , 2F
改了 Q____Q
140.112.218.142 07/17, 2F
文章代碼(AID): #12sRgOoG (Math)