MathML in HTML5
x
2
−
3
=
9
13
∑
i
=
1
N
a
i
From Libre Office: should be : x
2
- 3 = 9/13
x
2
−
3
=
9
13
x^2 - 3 = 9 over 13
x
2
−
3
=
9
13