1 files changed, 0 insertions, 49 deletions
diff --git a/one/seven.scm b/one/seven.scm
deleted file mode 100644
index 0c78ab8..0000000
--- a/one/seven.scm
+++ /dev/null
@@ -1,49 +0,0 @@
-;;; Under Creative Commons Attribution-ShareAlike 4.0
-;;; International. See
-;;; <https://creativecommons.org/licenses/by-sa/4.0/>.
-
-(define-module (one seven)
-  #:export (tolerances-and-sqrt
-            good-enough-alt?
-            sqrt-iter-alt
-            sqrt-sicp-alt))
-
-(use-modules (one six))
-
-;;;; start yak shaving
-(define (gen-good-enough tolerance)
-  (lambda (guess x)
-    (< (abs (- (square guess) x)) tolerance)))
-
-(define (sqrt-iter-with-tolerance guess x tolerance)
-  (let ((good-enough? (gen-good-enough tolerance)))
-    (if (good-enough? guess x)
-        guess
-        (sqrt-iter-with-tolerance (improve guess x)
-                   x tolerance))))
-
-(define (sqrt-with-tolerance x tolerance)
- (sqrt-iter-with-tolerance 1.0 x tolerance))
-
-(define (tolerances-and-sqrt x tolerance)
-  (let* ((guile-sqrt (sqrt x))
-         (custom-sqrt (sqrt-with-tolerance x tolerance)))
-    (if (eqv? guile-sqrt custom-sqrt)
-        (cons tolerance custom-sqrt)
-        (cons (cons tolerance custom-sqrt)
-              (tolerances-and-sqrt x (/ tolerance 10))))))
-;;;; end yak shaving
-
-;;; start excercise 1.1.7
-(define (good-enough-alt? guess prev-guess)
-  (< (abs (- guess prev-guess)) 0.001))
-
-(define (sqrt-iter-alt guess prev-guess x)
-  (if (good-enough-alt? guess prev-guess)
-      guess
-      (sqrt-iter-alt (improve guess x) guess
-                     x)))
-
-(define (sqrt-sicp-alt x)
-  (sqrt-iter-alt 1.0 2.0 x))
-;;;; end excercise 1.1.7