From 87c3b28e3d2a32cf67b4d29d60d2b1df729f06c1 Mon Sep 17 00:00:00 2001
From: rsiddharth <s@ricketyspace.net>
Date: Sat, 10 Mar 2018 21:38:54 +0000
Subject: net: Add (net ricketyspace sicp one fortyone).

---
 net/ricketyspace/sicp/one/fortyone.scm | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 net/ricketyspace/sicp/one/fortyone.scm

(limited to 'net/ricketyspace')

diff --git a/net/ricketyspace/sicp/one/fortyone.scm b/net/ricketyspace/sicp/one/fortyone.scm
new file mode 100644
index 0000000..df3baa9
--- /dev/null
+++ b/net/ricketyspace/sicp/one/fortyone.scm
@@ -0,0 +1,18 @@
+;;;; Under Creative Commons Attribution-ShareAlike 4.0
+;;;; International. See
+;;;; <https://creativecommons.org/licenses/by-sa/4.0/>.
+
+(define-module (net ricketyspace sicp one fortyone)
+  #:export (double inc))
+
+(define (double func)
+  (lambda (x) (func (func x))))
+
+(define (inc x) (1+ x))
+
+;;; GNU Guile REPL
+
+;;; scheme@(guile-user)> ,use (net ricketyspace sicp one fortyone)
+;;; scheme@(guile-user)> (((double (double double)) inc) 5)
+;;; $9 = 21
+
-- 
cgit v1.2.3