Mozilla/5.0 (Windows NT 5.1; rv:9.0.1) Gecko/20100101 Firefox/9.0.1 \begin{eqnarray} S'(w) = \sum_{i}( \frac{1}{dist(k_{i})}__\frac{N+1-rank(P___w)}{N})__IDF(w)\nonumber \\ &=& \end{eqnarray} _________LaTeX__________________ [画像は表示できません] エラーがありました 使用できないTeXコマンドがありました \begin{eqnarray} \end{eqnarray} ! Missing { inserted. <to be read again> _ l.19 S'(w) = \sum_{i}( \frac{1}{dist(k_{i})}__ \frac{N+1-rank(P___w)}{N})__ID... ? ! Emergency stop. <to be read again> _ l.19 S'(w) = \sum_{i}( \frac{1}{dist(k_{i})}__ \frac{N+1-rank(P___w)}{N})__ID... 20120127_093518 Fri Jan 27 09:46:33 2012 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 1 157.118.3.12 1327625193 2012/01/27 09:46:33 8 ______(________________________) ______ http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html