Added math to the superscripts are best.

Author: aaronjridley

day_10/readme.md

@@ -32,6 +32,6 @@ $$
 \frac{\partial N_i}{\partial t} + V\frac{\partial N_i}{\partial z} = S_i - L_i 
 $$
 
-Where N_i is the number density of species i (O^+, O_2^+, N_2^+, NO^2), V=-10m/s, S_i are the sources (one of which will be EUV), and L_i are the losses. You will need to include electrons as a species, but you don't have to advect it or solve for the chemistry for it, since e- = \sum N_i.
+Where $$N_i$$ is the number density of species i ($$O^+$$, $$O_2^+$$, $$N_2^+$$, $$NO^2$$), V=-10m/s, $$S_i$$ are the sources (one of which will be EUV), and $$L_i$$ are the losses. You will need to include electrons as a species, but you don't have to advect it or solve for the chemistry for it, since $$e- = \sum N_i$$.
 
-You can get the ionization rates from the euv_37.csv file.  The chemical reactions and the reaction rates are specified in the Chemistry lecture towards the end.  Note that this includes He^+ and H^+ and others, which you can ignore.
+You can get the ionization rates from the euv_37.csv file.  The chemical reactions and the reaction rates are specified in the Chemistry lecture towards the end.  Note that this includes $$He^+$$ and $$H^+$$ and others, which you can ignore.