1 Opera/9.80 (Windows NT 6.1; U; ja) Presto/2.9.168 Version/11.52 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.3.12 1320451369 2011/11/05 09:02:49 y=f(x) 1 新規に受け付けます。 20111105_090249 Sat Nov 5 09:02:49 2011