1 Mozilla/5.0 (X11; Linux i686; rv:13.0) Gecko/20100101 Firefox/13.0.1 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.3.12 1340203145 2012/06/20 23:39: 5 y=f(x) 1 新規に受け付けます。 20120620_233905 http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html Wed Jun 20 23:39:05 2012