, :
1. , .
2. ( , ).
3. .
() :
, , , 1170 . 1250 . ( Guilielmo) , .
, , **** , , , , , .
1200 . , , , . , , .
(Liber Abaci) 1202:
( ) .
, .
9, ( Algorism) , .
:
: 1, 2, 3, 4, 5, 6, 7, 8, 9 , 0 () ( Zephirum ) , .
, .
, , , .
, , , .
, , , .
:
, 1202.
:
. ɿ , , ɿ
:
:
1, 1, 2, 3, 5, 8, 13, 21, 34, 55,........ . , . .
1228 .
( Practica Geometriae) .
1225 ( Liber Quardratorum) , , , (Book of Squares) .
( ) :
. .
, , : 23.6%, 38.2%, 50%, 61.8% 100%. .
:
:
0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144 , 233, 377, 610......... .
, :
0 + 1 = 1
1 + 1 = 2
2+ 1 = 3
3 + 2 = 5
5 + 3 = 8
8 + 5 = 13
13 + 8 = 21
.
, , , 1.618 , .
(61.8%) ( Golden Mean- The Golden Ratio) :
61.8% , , , :
8 / 13 = 0.6153 13 / 8 = 1.625
1.625 * 0.6153 = 1
55 / 89 = 0.6179 89 / 55 = 1.618
1.618 * 0.6179 = 1
, 61.8 100.
, , 161.8 , 1.618 0.618 1.
23.6% :
0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144
8 / 34 = 0.2352 23.6
38.2% :
0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144
55 / 144 = 0.3819 38.2
, 50% 78.6% . 50% , 50%.
ȿ
, , , .
, : , , (Daisy) 34, 55, 89 .
, , .
1.618, 0.618, , , 1.618, .
, :
, 1.618. ! .
ɿ
: , . , , 1.618, .
, , , .
, .
, 23.6% , 38.2 % , 50% , 61.8%, 100%
Ϳ
, , , , 45 .
, .
:
1. .
2. , .
3. , .
4. .
5. 23.6% , 38.2 % , 50% , 61.8%, 100%
6. , , .
:
1. , , , .
2. , , , , . , .
3. , , .
4. , .
5. , , ( Fibonacci Retracements).
6. , , , .
7. , . .
8. ( ), .
, , .
, , ,