Golden Ratio

WELCOME TO OUR
PRESENTATION
Presented to :
Dewan Ziaul Karim
Lecturer , Department of Computer
Science and Engineering

GOLDEN RATIO AND IT’S APPLICATION
GROUP MEMBERS:
1.Rezwana Islam Ria
2.Humayra Khan
2

NAME : HUMAYRA KHANUM
ID : 161-15-7325
3

What is Golden Ratio?
The Golden Ratio is a special number founded by dividing a line two parts so that
the longer part divided by the smaller part is also equal to the whole length divided
by the longer part . It is symbolized using phi φ .
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How is golden ratio calculated?
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Golden Ratio and Fibonacci in Musical
Instruments
Stradivarius violin design using fibonacci and phi
, the Golden Ratio. Phi are used in the design of
violins and even in the design of high quality
speaker wire.
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Golden Ratio , Fibonacci And Music
Note in all of the above, (which is the basis of music), all of the
notes and intervals only use the Fibonacci Numbers 1, 2, 3, 5, 8, and
13.
When we take any two successive (one after the other)
Fibonacci Numbers, their ratio is very close to the Golden
Ratio:
a b b/a when b>a
2 3 1.5
3 5 1.666
5 8 1.6
8 13 1.625
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Name : Rezwana Islam Ria
ID:161-15-7071

Fibonacci sequence :
Golden ratio = 1.618
Golden ratio = 1.618
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Golden ratio in art :
Mona Lisa, oil painting by Leonardo da Vinci that is probably the world's most
famous painting.
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Golden Ratio

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