3 Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.106 Safari/537.36 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.205.34 1450357550 2015/12/17 22:05:50 \frac{-1\pm\sqrt{4}}{2}=\frac{-1+\sqrt{4}}{2} と\frac{-1-\sqrt{4}}{2} 5 <IMG SRC="../cgi-cache/20151217_220503.gif"> 変換 正常に処理されました 20151217_220503 http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html Thu Dec 17 22:05:50 2015