diff --git a/.test.bash.swp b/.test.bash.swp
index b2e2850..ce19d9e 100644
Binary files a/.test.bash.swp and b/.test.bash.swp differ
diff --git a/section_2/float/what.md b/section_2/float/what.md
index 99db59a..f056755 100644
--- a/section_2/float/what.md
+++ b/section_2/float/what.md
@@ -1,5 +1,7 @@
 # Section 2 / What Are Floating Point Numbers?
 
+this is a test.
+
 Before we introduce floating point instructions in the AARCH64 ISA, it is
 worth going over exactly what a floating point value is. Integers are easy.
 They're just powers of two summed together with a single bit at one end
diff --git a/test.bash b/test.bash
index 137bb84..8998691 100755
--- a/test.bash
+++ b/test.bash
@@ -1,2 +1,3 @@
 #!/bin/bash
-git diff --name-only main | grep -i ".md"
+file_list=`git diff --name-only main | grep -i ".md"`
+echo $file_list