1 Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:67.0) Gecko/20100101 Firefox/67.0 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.206.41 1566536046 2019/08/23 13:54: 6 y=f(x) 1 新規に受け付けます。 20190823_135406 http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html Fri Aug 23 13:54:06 2019