LaTeX math markup

Subscripts, superscripts, integrals

Feature	Syntax	How it looks rendered
		HTML	PNG
Superscript	a^2	$a^2$	$a^2$
Subscript	a_2	$a_2$	$a_2$
Grouping	a^{2 2}	$a^{22}$	$a^{22}$
	a_{i,j}	$a_{i,j}$	$a_{i,j}$
Combining sub