1 Mozilla/5.0 (iPhone; CPU iPhone OS 12_1_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/12.0 Mobile/15E148 Safari/604.1 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.205.34 1546600381 2019/01/04 20:13: 1 y=f(x) 1 新規に受け付けます。 20190104_201301 Fri Jan 4 20:13:01 2019