1 Mozilla/5.0 (Windows NT 6.1; WOW64; rv:13.0) Gecko/20100101 Firefox/13.0.1 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.3.12 1340606285 2012/06/25 15:38: 5 y=f(x) 1 新規に受け付けます。 20120625_153805 http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html Mon Jun 25 15:38:05 2012