Test of ASCIIMathML
The ASCIIMath homepage is here: http://asciimath.org. The code is at github: https://github.com/asciimath/asciimathml.git
Documentation: http://affor.es/plataforma/main/inc/lib/javascript/asciimath/asciimath.html
$$ d/dxf(x)=lim_(h->0)(f(x+h)-f(x))/h $$
$$ frac{P}{K} $$