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-rw-r--r--src/prelude.lisp1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/prelude.lisp b/src/prelude.lisp
index df85a9b..7e9992b 100644
--- a/src/prelude.lisp
+++ b/src/prelude.lisp
@@ -1,6 +1,7 @@
(defvar nil '())
(defvar pi 3.1415926)
+(defvar e 2.718281828)
(defmacro incq (i)
`(setq ,i (+ ,i 1)))