1 files changed, 1 insertions, 1 deletions
diff --git a/cyn/n5.lyx b/cyn/n5.lyx
index 0315b5a..9264de2 100644
--- a/cyn/n5.lyx
+++ b/cyn/n5.lyx
@@ -2100,7 +2100,7 @@ raíz
  Así, todo número complejo tiene
 \begin_inset Formula 
 \[
-\phi(n)=|\{m\in\{1,\dots,n-1\}:\text{mcd}(m,n)=1\}|
+\phi(n)=|\{m\in\{1,\dots,n-1\}\mid \text{mcd}(m,n)=1\}|
 \]
 
 \end_inset