First we do this
x^2 + y^2 = 1
y = \sqrt{1 - x^2}
Then we do this:
\frac{x_2 + x_1}{\Phi \pm \gamma^2}
It's easy to see from there that
\forall y, y \epsilon \aleph_{0}: y \mapsto \xi
Which, clearly, concludes that.
\sum\limits_{n=1}^{\infty} 2^{-n} = 1
And a different block:
variable_name = "cool"