10 Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.101 Safari/537.36 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.206.41 1623641808 2021/06/14 12:36:48 y=2(x-2)^2-4 3 <IMG SRC="../cgi-cache/20210614_123621.gif"> 変換 正常に処理されました 20210614_123621 http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html Mon Jun 14 12:36:48 2021