Jqmath on framework7

Hi i am new here…
i want to display some math function using jqmath. let say this equation


by adding this script on index.html

link rel=“stylesheet” href=“css/jqmath-0.4.3.css”>
script src=“js/jquery-1.4.3.min.js”>
script src=“js/jqmath-etc-0.4.6.min.js” charset=“utf-8”>

its work fine when the equation scripts placed in index.html.

but when i put the equation script on other page , for example about.html the formula didnt display that its should be…