Fix an amazing number of typos & malformed sentences reported by Detlef
Lannert <lannert@uni-duesseldorf.de>.
diff --git a/Doc/lib/libbisect.tex b/Doc/lib/libbisect.tex
index 246d6c7..e36cf0e 100644
--- a/Doc/lib/libbisect.tex
+++ b/Doc/lib/libbisect.tex
@@ -15,9 +15,8 @@
 of items with expensive comparison operations, this can be an
 improvement over the more common approach.  The module is called
 \module{bisect} because it uses a basic bisection algorithm to do its
-work.  The source code may be used a useful reference for a working
-example of the algorithm (i.e., the boundary conditions are already
-right!).
+work.  The source code may be most useful as a working example of the
+algorithm (i.e., the boundary conditions are already right!).
 
 The following functions are provided: