Math notation in Latex

../_images/foot.gif
../_images/sqrt.GIF
../_images/overline.GIF
../_images/brace.GIF
../_images/vec.GIF
../_images/frac.GIF
../_images/int.GIF
../_images/1.GIF
../_images/2.GIF
../_images/3.GIF
../_images/4.GIF
../_images/5.GIF
../_images/6.GIF
../_images/7.GIF