10 Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/77.0.3865.120 Safari/537.36 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.206.41 1570972773 2019/10/13 22:19:33 \int_ {-1}^{1/2} (-x^2-x+1)dx - \int_ {-1}^{1/2} (x^2)dx 17 <IMG SRC="../cgi-cache/20191013_212023.gif"> 変換 正常に処理されました 20191013_212023 http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html Sun Oct 13 22:19:33 2019