deletions | additions       diff --git a/a) Complexity.tex b/a) Complexity.tex  index 510e820..633e59d 100644  --- a/a) Complexity.tex  +++ b/a) Complexity.tex 
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\begin{subequations}  \begin{align*}  T(0) &= c_0\\ T(n) &= = \begin{cases}  c_0 & \text{if } n = 0\\  c_1 + \sum_{i = 0}^{n-1} T(i) & \text{if } n > 0  \end{cases}  \end{align*}  \end{subequations}