From 0a3b8f082b2868cbb94d7c0805a85716f6eb62f6 Mon Sep 17 00:00:00 2001
From: Joshua Potter <jrpotter2112@gmail.com>
Date: Thu, 21 Sep 2023 06:15:17 -0600
Subject: [PATCH] Add note.

---
 Bookshelf/Enderton/Set.tex | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Bookshelf/Enderton/Set.tex b/Bookshelf/Enderton/Set.tex
index 89e8447..137c4ca 100644
--- a/Bookshelf/Enderton/Set.tex
+++ b/Bookshelf/Enderton/Set.tex
@@ -9604,7 +9604,7 @@
     \paragraph{($\Leftarrow$)}%
 
       Suppose $\ran{f} = A$.
-      TODO
+      TODO: by induction?
 
   \end{proof}