In this post I show that the integral is an integer.

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## Archive for the ‘Pi’ Category

### Why π is irrational (part 4 of 5)

20 July 2010### Why π is irrational (part 3 of 5)

15 June 2010In this post I use the derivatives of f(x) to create a new function, F(x), that will help us evaluate the integral from part 1.

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### Why π is irrational (Part 2 of 5)

8 June 2010In this post I introduce the function *f(x)* and look at some of its properties.

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### Why π is irrational (Part 1 of 5)

8 June 2010Through the next several posts, I will be taking you through a proof of why π is irrational. The proof was first given by Ivan Niven in 1947 and requires only basic calculus to understand it.

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