1 Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:75.0) Gecko/20100101 Firefox/75.0 /rde/contents/library/ps2img/cgi-bin/eqn2gif.cgi 157.118.206.41 1586927026 2020/04/15 14:03:46 {}_5\mathrm{P}_3=\frac{5!}{(5-3)!}=\frac{5!}{2!}=\frac{5\cdot 4 \cdot 3 \cdot 2 \cdot 1 }{2 \cdot 1}=5\cdot 4 \cdot 3 = 60 2 <IMG SRC="../cgi-cache/20200415_140327.gif"> 変換 正常に処理されました 20200415_140327 http://www.mech.tohoku-gakuin.ac.jp/rde/contents/library/ps2img/eqn2gif_online.html Wed Apr 15 14:03:46 2020