1 Mozilla/5.0 (Windows NT 6.1; WOW64; rv:20.0) Gecko/20100101 Firefox/20.0 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.3.12 1366255380 2013/04/18 12:23: 0 y=f(x) 1 新規に受け付けます。 20130418_122300 http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html Thu Apr 18 12:23:00 2013