6 Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:25.0) Gecko/20100101 Firefox/25.0 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.3.12 1386690588 2013/12/11 00:49:48 \sigma^{2}=\frac{1}{N}\sum^{N}_{i=1}\left(x_{i}-\mu\right)^{2} 4 ______(________________________) <IMG SRC="../cgi-cache/20131211_004342.gif"> 正常に処理されました 20131211_004342 http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html Wed Dec 11 00:49:48 2013