1 Mozilla/5.0 (Windows NT 5.1; rv:21.0) Gecko/20100101 Firefox/21.0 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.3.12 1369352113 2013/05/24 08:35:13 \begin{array}{r l} {\rm B}_n\times{\rm C}_n&={{\rm D}_n}^2-{{\rm E}_n}^2\\ \left(1+2\left(n-1-2\left[\frac{n}{5}\right]\right)^2 +12\left(\left[\frac{n}{5}\right]+1\right)\left[\frac{n}{5}\right] +2\right) \left(1+2\left(n-1-2\left[\frac{n}{5}\right]\right)^2 +12\left(\left[\frac{n}{5}\right]+1\right)\left[\frac{n}{5}\right]\right)&=1 \end{array} 4 <IMG SRC="../cgi-cache/20130524_083433.gif"> ______ 正常に処理されました 20130524_083433 Fri May 24 08:35:13 2013