-
裴多那契数列,黄金螺旋线和黄金分割数
1.
黄金螺线的图形如下:
2.
裴多那契数列和它的涨幅
裴多那契数
列是一个和兔子和羊的繁殖
(增长)
有关的数列,
为:
f1=1, f2=1,
f3=f2+f1=2,
f4=f3+f2=3,
. .
. . . . ,
n
即涨幅为黄金分割数。
f
=f<
/p>
n-1
+f
n-2
,
当
n
足够大时,
(
f
n
-f
n-1
)
/
f
n-1
=
0.618
,
t
1
2
3
4
5
6
7
8
P Series
涨幅
1
1
0.00%
2
100.00%
3
50.00%
5
66.67%
8
60.00%
13
62.50%
21
61.54%
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
34
55
89
144
233
377
610
987
1597
2584
4181
6765
10946
17711
28657
46368
75025
121393
196418
317811
514229
832040
1346269
2178309
3524578
5702887
9227465
14930352
24157817
39088169
63245986
102334155
165580141
267914296
433494437
701408733
1134903170
1836311903
2971215073
4807526976
7778742049
2
32951280099
61.90%
61.76%
61.82%
61.80%
61.81%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
53316291173
86267571272
5
225851433717
365435296162
591286729879
956722026041
20
25
4
6557470319842
13
565
27777890035288
44945570212853
72723460248141
0994
195
329
498454011879264
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
61.80%
3.
裴多那契数列的增长率
将裴多那契数列表达为:
Exp(k
?
)
的形式,它的增长率
k
不是个常量
.
裴多那契增长率可能是自然界最重要的增长率模式。
下列数据是裴多那契数列,黄金螺线和指数增长之间的关系。
下列数据中由于
?
的存在,
Exp
?
k
?
)
与
P
Series
的值不相等。
??
0
90
180
270
360
450
540
630
720
810
900
990
1080
1170
1260
1350
1440
1530
1620
1710
??
26.565
14.036
9.462
12.529
14.931
13.496
12.680
13.191
13.517
13.316
13.194
13.269
13.317
13.287
13.270
13.281
13.287
???
0
90
180
296.5651
374.0362
459.4623
552.5288
644.9314
733.4957
822.6804
913.1906
1003.517
1093.316
1183.194
1273.269
1363.317
1453.287
1543.27
1633.281
1723.287
x
1
0
-1
1
4
-1
-9
4
25
-9
-64
25
169
-64
-441
169
1156
-441
-3025
1156
y
0
1
0
-2
1
6
-2
-15
6
40
-15
-104
40
273
-104
-714
273
1870
-714
-4895
k
0
0
0
0.15547
0.216999
0.225144
0.230346
0.243635
0.253624
0.258633
0.262616
0.266775
0.270263
0.272932
0.275218
0.277298
0.279123
0.280702
0.282107
0.283376
Exp
?
k
?
)
1
1
1
2.08
3.91
5.86
8.77
14.57
24.22
38.72
61.88
100.44
163
263
425
688
1113
1800
2911
4710
P Series
1
1
2
3
5
8
13
21
34
55
89
144
233
377
610
987
1597
2584
4181
6765
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