1 Opera/9.80 (Windows NT 5.1; U; ja) Presto/2.9.168 Version/11.52 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.3.12 1323663285 2011/12/12 13:14:45 y=f(x) 1 新規に受け付けます。 20111212_131445 http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html Mon Dec 12 13:14:45 2011