1 Mozilla/5.0 (Windows; U; Windows NT 5.1; ja; rv:1.9.2.17) Gecko/20110420 Firefox/3.6.17 GTB7.1 ( .NET CLR 3.5.30729) /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.3.12 1304584701 2011/05/05 17:38:21 y=f(x) 1 新規に受け付けます。 20110505_173821 http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html Thu May 5 17:38:21 2011