This is a Math ML test.

Foobar.

y= x 2

y′=2•x

0 1 x 2 + 1 E 0 = Δy Δx

It is also important to note that

e = mc 2

This is a piece of text that makes a definition:
and this is the defining text!
And here's another piece of text:
and the def-o-nition

And a paragraph following this.