1 files changed, 1 insertions, 1 deletions
diff --git a/pds/n3.lyx b/pds/n3.lyx
index a50d72d..fa5aed6 100644
--- a/pds/n3.lyx
+++ b/pds/n3.lyx
@@ -421,7 +421,7 @@ Dada una asociación
 \end_inset
 
  es el conjunto de posibles valores de 
-\begin_inset Formula $|\{a_{i}\in C_{i}:(a_{1},\dots,a_{n})\in R\}|$
+\begin_inset Formula $|\{a_{i}\in C_{i}\mid (a_{1},\dots,a_{n})\in R\}|$
 \end_inset
 
  para cada