The document discusses the Fibonacci sequence and how it relates to patterns found in nature, such as spirals in pinecones and sunflowers. It provides examples of the golden ratio in art and architecture, including the Parthenon and paintings like the Mona Lisa. The author questions why math, which can explain these natural patterns and ratios, should be considered "ugly" by some.

1. Viewing Nature
through Math Lenses
Iwan Pranoto
3 November 2012

2. Which rectangle do you
like the most?
A B C D

3. @iwanpranoto

4. @iwanpranoto
1,1,2,3,5,8,…

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http://www.morrischia.com/david/portfolio/boozy/research/fibonacci's_20rabbits.html

6. Fibonacci Sequence
1 1 2 3 5 8 13 21 …
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7. Flowers
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8. Reality isn’t ideal
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10. Pinapple
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11. Spirals
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12. 8

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14. Fibonacci Sequence to
Golden Ratio
1 2 3 5 8 13
1 1 2 3 5 8
1 2 1.5 1.67 1.6666667 1.625
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Converging to

15. Divine Ratio
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16. Finland’s Flag (18/11)
1.6363636363…
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18. @iwanpranoto
Parthenon, Acropolis, Athens

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21. Monalisa
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22. St. Jerome
Extended Arm
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23. Design
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24. So, why should
we teach ugly
math to our kids?
@iwanpranoto
3 Nov 2012
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