# Cedar formula notes

Self-authored test document. No personal data.

Inline: $a_1^2 + b_1^2 = c_1^2$.

Block:

$$
y = \frac{x+1}{x-1},\quad x \ne 1
$$


Aligned:

$$
\begin{aligned}
f(x) &= (x+1)^2 \\
&= x^2 + 2x + 1
\end{aligned}
$$