HotEqn是一个在web上用JAVA APPLET 查看和播放的数学等式。APPLET使用熟悉的LATEX符号来给方程式编码。字体是可变量，所以APPLET也能够被被用来播放嵌入等式-HotEqn is a web using JAVA APPLET View and broadcast a mathematical equation. APPLET familiar with the use of symbols to the LATEX formula for coding. Fonts