1 Mozilla/5.0 (iPhone; CPU iPhone OS 9_2_1 like Mac OS X) AppleWebKit/601.1.46 (KHTML, like Gecko) Version/9.0 Mobile/13D15 Safari/601.1 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.205.34 1464771899 2016/06/01 18:04:59 y=f(x) 1 新規に受け付けます。 20160601_180459 http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html Wed Jun 1 18:04:59 2016