From 7e8ea5ca2505686932b489e0aa1df0b3f0433e19 Mon Sep 17 00:00:00 2001
From: Mattias Andrée <maandree@kth.se>
Date: Sat, 30 Jul 2016 00:04:21 +0200
Subject: Fix typo
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Signed-off-by: Mattias Andrée <maandree@kth.se>
---
 doc/exercises.tex | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'doc/exercises.tex')

diff --git a/doc/exercises.tex b/doc/exercises.tex
index 755390e..e36ee86 100644
--- a/doc/exercises.tex
+++ b/doc/exercises.tex
@@ -284,7 +284,7 @@ Implement the function
 \noindent
 which calculates $r = {}^n{}b \text{ mod } m$, where
 ${}^0{}b = 1$, ${}^1{}b = b$, ${}^2{}b = b^b$,
-${}^3{}b = b^{b^b}$, ${}^b{}b = b^{b^{b^b}}$, and so on.
+${}^3{}b = b^{b^b}$, ${}^4{}b = b^{b^{b^b}}$, and so on.
 You can assume $b > 0$ and $m > 0$. You can also assume
 \texttt{r}, \texttt{b}, and \texttt{m} are mutually
 unique pointers.
-- 
cgit v1.2.3-70-g09d2

