1 Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:50.0) Gecko/20100101 Firefox/50.0 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.205.34 1485237772 2017/01/24 15:02:52 y=f(x) 1 新規に受け付けます。 20170124_150252 http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html Tue Jan 24 15:02:52 2017