Typo fix.

dvanhorn · dvanhorn · commit 5fd2782d30c3 · 2022-10-01T09:56:19.000-04:00
diff --git a/www/notes/dupe.scrbl b/www/notes/dupe.scrbl
@@ -65,7 +65,7 @@ The s-expression parser is defined as follows:
 
 @section{Meaning of Dupe programs}
 
-To consider he meaning of Dupe programs, we must revisit the meaning
+To consider the meaning of Dupe programs, we must revisit the meaning
 of conditions.  Previously we branched on whether a subexpression
 evaluated to 0.  We will now consider whether the subexpression
 evaluates to @racket[#f].
