Binary file handouts/pep-ho.pdf has changed

--- a/handouts/pep-ho.tex	Wed Aug 07 16:15:42 2019 +0100
+++ b/handouts/pep-ho.tex	Sun Aug 11 21:01:49 2019 +0100
@@ -38,7 +38,6 @@
 %explain graph coloring program (examples from)
 %https://www.metalevel.at/prolog/optimization
 
-
 % nice example for map and reduce using Harry potter characters
 % https://www.matthewgerstman.com/map-filter-reduce/
 
@@ -52,7 +51,6 @@
 \underline{a}cademic \underline{la}nguage''}\smallskip\\
 \mbox{}\hfill\textit{ --- a joke(?) found on Twitter}\bigskip
 
-
 \subsection*{Introduction}
 
 \noindent
@@ -983,6 +981,8 @@
 
 \subsection*{Higher-Order Functions}
 
+TBD
+
 \subsection*{Types}
 
 In most functional programming languages, types play an