1 Mozilla/5.0 (Windows; U; Windows NT 6.1; ja; rv:1.9.2.26) Gecko/20120128 Firefox/3.6.26 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.3.12 1330213867 2012/02/26 08:51: 7 y=f(x) 1 新規に受け付けます。 20120226_085107 http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html Sun Feb 26 08:51:07 2012