Accents seem positioned wrongly on top of letters. This is already visible [in the documentation](http://matplotlib.org/users/mathtext.html#accents), but it's perhaps more evident with some letters, like `f`, than with others. How it looks:  how it should look: 
Accents seem positioned wrongly on top of letters.
This is already visible in the documentation, but it's perhaps more evident with some letters, like
f, than with others.How it looks:
how it should look:
