Unifying pass over the whole paper

1 files changed, 1 insertions, 1 deletions

diff --git a/problem.tex b/problem.tex
index c9037b0..6bfac6b 100644
--- a/problem.tex
+++ b/problem.tex
@@ -197,7 +197,7 @@ a characterization of truthful mechanisms.
 truthful iff:
 %\begin{enumerate}
 %\item 
-(a) $f$ is \emph{monotone}, \emph{i.e.}, for any agent $i$ and $c_i' \leq c_i$, for any
+(a) $S$ is \emph{monotone}, \emph{i.e.}, for any agent $i$ and $c_i' \leq c_i$, for any
 fixed costs $c_{-i}$ of agents in $\mathcal{N}\setminus\{i\}$, $i\in S(c_i,
 c_{-i})$ implies $i\in S(c_i', c_{-i})$, and (b)
 %\item