1 Mozilla/5.0 (Windows NT 6.1; WOW64; rv:20.0) Gecko/20100101 Firefox/20.0 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.3.12 1367581353 2013/05/03 20:42:33 \begin{array}{r l l} 32^2-31^2&=8^2-1^2&=63\\ 32^2-25^2&=20^2-1^2&=399\\ 31^2-25^2&=20^2-8^2&=336 \end{array} 9 <IMG SRC="../cgi-cache/20130503_201856.gif"> ______ 正常に処理されました 20130503_201856 http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html Fri May 3 20:42:33 2013