Unblock Universitiy of Siegen's IP address?

Your request to be unblocked has been granted for the following reason(s): Autoblock of 141.99.254.253 lifted or expired. Request handled by: Hersfold (t/a/c) 16:15, 26 August 2008 (UTC)

Error

In this edit you introduced a mathematical error into the article. I fixed it. In effect, you were saying that x/x³ approaches 0 as x approaches 0. That is incorrect. Michael Hardy (talk) 17:28, 25 November 2008 (UTC)