deletions | additions       diff --git a/a) Function.tex b/a) Function.tex  index d88b0f9..dba6ac5 100644  --- a/a) Function.tex  +++ b/a) Function.tex 
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&= (1 + c)2^p + c\frac{1-2^p}{1-p}\\  &\in \mathcal{O}(2^p)  \end{align*}  \end{subequations}This looks $\mathcal{O}(\text{horrendous})$, so let's try to improve it.