1 Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.131 Safari/537.36 Edg/92.0.902.67 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.206.41 1628552947 2021/08/10 08:49: 7 y=f(x) 1 新規に受け付けます。 20210810_084907 http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html Tue Aug 10 08:49:07 2021