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Fibonacci Sequence: by - Chirag Baid

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Fibonacci

Sequence

By – Chirag Baid
Acknowledgement
I would like to convey my sincere thanks to Pallavi Sharma (Teachers
name), my business studies teacher who always gave me valuable
suggestions and guidance during the project. She/he has a source of
inspiration and helped me understand and remember important details of
the project. She/he gave me an amazing opportunity to do this wonderful
project Fibonacci Sequence‘(name of the project)’.
I also thank my parents and friends for their help and support in finalizing
this project within the limited time frame.
Chirag Baid
Name of the Student
Certificate
This is to certify that Chirag Baid (Name of the student) of class 11 has
successfully completed the Business Studies Project on Fibonacci
Sequence (Name of the project) as per the guidelines of class 11 Board
examination conducted by CBSE.

Teacher’s Signature :
Teacher’s Name : Pallavi Sharma
Index
S.No. Topics Page No.
1 What is Fibonacci Sequence ? 1
2 How does it work? 2
3 What is the history of it ? 3
4 Fibonacci in Nature. 4
5 Fibonacci Sequence in Petal Patterns. 5
6 Fibonacci Sequence in Sunflowers. 6
7 Fibonacci Sequence in Seashells. 7
What is Fibonacci Sequence ?

 The Fibonacci sequence in a series of numbers that follows a unique integer


sequence.
 These numbers generate mathematical patterns that can be found in all aspects of
life.
 The patterns can be seen in everything from the human body to the physiology of
plants and animals.

1
How does the Fibonacci Sequence Work ?
The Fibonacci sequence is derived from the Fibonacci numbers. The Fibonacci numbers
are as follows:
0,1,1,2,3,5,8,13,21,34,55,89,144….and so on.
These numbers are obtained by adding the two previous numbers in the sequence to obtain
the next higher number.
Example: 1+1=2, 2+3=5, 5+8=13…
The formula : Fn = Fn-1 + Fn-2
Every third number is even and the difference between each number is .618 with the
reciprocal of 1.618 . These numbers are known as the “golden ratio” or “golden mean” .
2
What is the History of the Fibonacci Sequence ?

 The exact origination of the Fibonacci sequence is unknown.


 It is believed that the contributions to the theory began in 200 BC by an Indian
mathematicians whose studies were based on Sanskrit prosody.
 The sequence was introduced to Western European mathematics in 1202 by Leonardo
of Pisa, aka “Fibonacci”.
 His study of the sequence began with the breeding patterns of rabbits. In which he
found rabbit generations duplicated accordance with the Fibonacci numbers.
3
Fibonacci in Nature.

 Patterns created by Fibonacci sequence can be found through


nature…..

4
Fibonacci Sequence in Petal Patterns.
 The Fibonacci Sequence can be
seen in most petal patterns.
 For instance most daisies have
34, 55, or 89 petals. (The 9th, 19th,
and 11th Fibonacci Numbers).

5
Fibonacci Sequence in Sunflowers.
 The Fibonacci Sequence can be found in
a sunflower heads seed arrangement.
 The arrangements of seeds is based
upon the golden mean which corresponds
to the “golden angle” of 137.5 degrees.
 The seeds are arranged in consistent
pattern of 137.5 degrees.
 This gives the flower the optimal filling
ratio fir its seeds.
6
Fibonacci Sequence in Seashells.
 The Fibonacci numbers directly correspond
to the spiral found in seashells.
 The numbers from what are called Fibonacci
rectangles or “golden rectangles”.
 The rectangles are unique because each
rectangle has sides equal to the length of the
Fibonacci numbers.
 Within these rectangles we can create a
spiral with cross sections equal to exactly
1.618 (the “golden mean” with the
corresponding angle of 137.5 degrees).
7
Bibliography
 Fibonacci Trading book
 Understanding Fibonacci Number book
 The (Fabulous) FIBONACCI Number book
 For images referred to Google
 www.Britannica.com

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