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June 5th, 2014, 06:26 AM   #1
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irrational


Last edited by brhum; June 5th, 2014 at 06:30 AM.
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June 5th, 2014, 08:57 AM   #2
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Indirect proof.

Assume that is a rational number. Then:

,

,

,

that means that 7 is a multiple of 2. It is false.
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June 6th, 2014, 10:55 AM   #3
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Put 5 in

Proof that π is irrational - Wikipedia, the free encyclopedia
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