From 403f2300c36aa8b4c9ec58c5d9671c155d8386a6 Mon Sep 17 00:00:00 2001
From: Antti H S Laaksonen <ahslaaks@cs.helsinki.fi>
Date: Thu, 25 May 2017 15:58:45 +0300
Subject: [PATCH] Fix typo

---
 chapter26.tex | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/chapter26.tex b/chapter26.tex
index a1011ad..1f621e8 100644
--- a/chapter26.tex
+++ b/chapter26.tex
@@ -73,7 +73,7 @@ For example, the subsequences of
 \index{prefix}
 \index{suffix}
 
-A \key{prefix} is a subtring that starts at the beginning
+A \key{prefix} is a substring that starts at the beginning
 of a string,
 and a \key{suffix} is a substring that ends at the end
 of a string.