deletions | additions       diff --git a/C++ Functions.tex b/C++ Functions.tex  index 2b55984..63c0067 100644  --- a/C++ Functions.tex  +++ b/C++ Functions.tex 
...
\begin{lstlisting}  Unit: microseconds  expr min lq out.CPP <- median uq max neval  lbfgs(objective(), gradient(), c(-1.2, 1), invisible = 1) 79.159 83.3620 out.R <- 88.1875 93.8975 189.992 100  lbfgs(objective.R, gradient.R, c(-1.2, 1), invisible = 1) 275.400 285.6185 303.1600 316.7580 1393.450 100    median uq max neval  88.1875 93.8975 189.992 100  303.1600 316.7580 1393.450 100  \end{lstlisting}