[分析] 一題高微 uniform continuous
期末考到了~就上來求救了XD
Prove that 1/(1+x^2) is uniform continuous on |R
帶定義下去
算一算變成
|a+x||a-x|
----------------
(1+x^x)(1+a^2)
就卡住了= =
拜託板上神人給些hint ><
先謝了!
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