#this is a comment 5+3
%md Now it looks pretty and we can even do math $$\sum_{i=1}^\infty \frac1 n^2 = \frac{\pi^2}6$$
Now it looks pretty and we can even do math ∑i=1∞1n2=π26\sum_{i=1}^\infty \frac1 n^2 = \frac{\pi^2}6i=1∑∞n12=6π2