5 Mozilla/5.0 (Windows NT 6.1; Trident/7.0; rv:11.0) like Gecko /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.205.34 1547167473 2019/01/11 09:44:33 \tan \theta = \frac{\sin \theta}{\cos \theta}\\ \sin^2 \theta + \cos^2 \theta = 1\\ 1 + \tan^2 \theta = \frac{1}{\cos^2 \theta} 4 変換(アンチエイリアス) <IMG SRC="../cgi-cache/20190111_094245.gif"> 正常に処理されました 20190111_094245 Fri Jan 11 09:44:33 2019