For your conenience only, since you had idea step functions cove

来源: weston 于 2015-03-07 11:57:00 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (0 bytes)
回答: hoho, you even need Wiki for that! :) 由 career 于 2015-03-07 11:46:47

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• I have the rectangular. it is you who "mis"-"step":))) -career- ♂ 给 career 发送悄悄话 (567 bytes) () 03/07/2015 postreply 11:59:34

• 你这是 "白马非马" 的现代版 -weston- ♀ 给 weston 发送悄悄话 weston 的博客首页 (0 bytes) () 03/07/2015 postreply 12:03:16

• Stay in math,pls. :) -career- ♂ 给 career 发送悄悄话 (0 bytes) () 03/07/2015 postreply 12:19:30

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