1 Mozilla/5.0 (Windows NT 6.1; WOW64; rv:15.0) Gecko/20100101 Firefox/15.0.1 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.3.12 1348387567 2012/09/23 17:06: 7 y=f(x) 1 新規に受け付けます。 20120923_170607 http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html Sun Sep 23 17:06:07 2012