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-rw-r--r--plottest.scm27
1 files changed, 13 insertions, 14 deletions
diff --git a/plottest.scm b/plottest.scm
index a601a49..0a1f1f6 100644
--- a/plottest.scm
+++ b/plottest.scm
@@ -8,7 +8,7 @@
;1. Any copy made of this software must include this copyright notice
;in full.
;
-;2. I have made no warrantee or representation that the operation of
+;2. I have made no warranty or representation that the operation of
;this software will be error-free, and I am under no obligation to
;provide any services, by way of maintenance, update, or otherwise.
;
@@ -19,6 +19,7 @@
(require 'charplot)
(require 'random)
+(require 'random-inexact)
(define strophoid
(let ((l '()))
@@ -30,18 +31,16 @@
(set! l (cons (cons x y) l))
(set! l (cons (cons x (- y)) l))))))
l))
+(plot strophoid "x" "y") (newline)
-(plot! strophoid "x" "y") (newline)
+(histograph (do ((idx 99 (+ -1 idx))
+ (lst '() (cons (* .02 (random:normal)) lst)))
+ ((negative? idx) lst))
+ "normal")
+(newline)
-(define unif
- (let* ((l 6)
- (v (make-vector l)))
- (do ((i (- l 1) (- i 1)))
- ((negative? i))
- (vector-set! v i (cons i 0)))
- (do ((i 24 (- i 1))
- (r (random l) (random l)))
- ((zero? i) (vector->list v))
- (set-cdr! (vector-ref v r) (+ 1 (cdr (vector-ref v r)))))))
-
-(plot! unif "n" "occur")
+(histograph (do ((idx 99 (+ -1 idx))
+ (lst '() (cons (random 5) lst)))
+ ((negative? idx) lst))
+ "random")
+(newline)