Added arithmetic operators

2018-06-21 18:00:05 +10:00
parent b5a2ad5e0a
commit 955370b5ce
11 changed files with 621 additions and 497 deletions
--- a/manuscript/Book.txt
+++ b/manuscript/Book.txt
@@ -16,3 +16,4 @@ chapter14.txt
 chapter15.txt
 chapter16.txt
 chapter17.txt
+chapter18.txt