10 Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0; YJTH3) /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.3.12 1310269694 2011/07/10 12:48:14 \hat{\beta}({k_j}) = \sum_{i=1}^{n}\frac{2t_i}{n}sin(\frac{2\pi}{n}k_{j}i) 2 ______(________________________) <IMG SRC="../cgi-cache/20110710_124810.gif"> 正常に処理されました 20110710_124810 Sun Jul 10 12:48:14 2011