1. Leonardo Fibonacci

2. Biography Leonardo Fibonacci was born around 1170 in Italy
Fibonacci’s father was Guglielmo Bonacci
Fibonacci traveled with his father around the world to help him

3. In 1202 he published what he had learned in Liber Abaci 
 In the 19th century, a statue of Fibonacci was constructed and erected in Pisa
Fibonacci is famous yet
because he discovered the
Fibonacci sequence

4. Fibonacci Sequence
 Fibonacci sequence are the numbers in the following integer sequence 
0, 1, 1, 2, 3, 5, 8, 13, 21……
Graphic representation of Fibonacci sequence is:

5. Process to construct the Fibonacci numbers
The process to construct the Fibonacci numbers is a very simple sequence:
Number 1 twice
The first two numbers are one, later,
the rest of the numbers will be
the sum of the two previous numbers
Remember only take dark numbers 1 1
1+1=2
2+1= 3
3+2= 5
5+3= 8………………………

6. Fibonacci Spiral and Rectangle
Fibonacci spiral is:
Fibonacci rectangle is:

7. Fibonacci nature
Fibonacci sequence can be apreciated in the nature because many elements have that sequence. For exampe:

8. Thanks!