1 Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:70.0) Gecko/20100101 Firefox/70.0 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.206.41 1572944207 2019/11/05 17:56:47 y=f(x) 1 新規に受け付けます。 20191105_175647 http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html Tue Nov 5 17:56:47 2019