## Mathematics and Multimedia Blog Carnival #1

**THE NUMBER 1**

Welcome to the **Mathematics and Multimedia** Blog Carnival Number 1. Before beginning, let us see what’s so special about 1 as a number.

*is a homophone of Juan (dela Cruz), the person who represents the Filipino people. He is just like Uncle Sam of the United States. Hmmm… just a thought, should we change Juan dela Cruz to Manny Pacquiao?*

*is the multiplicative identity. Any number multiplied by 1 is equal to that number. *

*is the only number that is not prime nor composite.*

*is the number in French playing cards intead of Ace. It is the international dialing code for the United States and Canada.*

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i*s equal to 1**/2*^{1}* + 1/2*^{2}* + 1/2*^{3}* + 1/2*^{4}* + 1/2*^{5 }*+ …*

* is equal to **sin*^{2}* (a) + cos*^{2}* (a) *

*is equal to **| F*_{n}* x F*_{n+3}* – F*_{n+1}* x F*_{n+2}* | **(F = Fibonacci numbers)*

One is said to be a lonely number. If you are as lonely as the number one, maybe reading the blog submissions below will be of great help. » Read more