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October 16th, 2010, 03:46 PM   #1
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Irrational Numbers

Is this statement TRUE or FALSE.

[color=#FF0000]Some irrational numbers are real. [/color]

Explain your answer in set theory please.
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October 16th, 2010, 08:46 PM   #2
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This article gives an example of an irrational real number.

The fact that ?2 ? R and ?2 ? Q suffices to show that some irrational numbers are real. It's also true that all irrational numbers are real (by virtue of how irrational numbers are defined).
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