fix weird capitalization of "built-in"

diff --git a/Doc/lib/libobjs.tex b/Doc/lib/libobjs.tex
index 86d91a129bad1469b48b8e9fc8d067b0d1a31423..3c7d798081ac525c782bdb00b7056c784e32b309 100644 (file)
--- a/Doc/lib/libobjs.tex
+++ b/Doc/lib/libobjs.tex
@@ -1,4 +1,4 @@
-\chapter{Built-In Objects \label{builtin}}
+\chapter{Built-in Objects \label{builtin}}
 
 Names for built-in exceptions and functions and a number of constants are
 found in a separate