What is the value of where is the indicator function for the set of rational numbers.

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- Oct 13th 2008, 10:44 AMjpatrieIndicator Function Question
What is the value of where is the indicator function for the set of rational numbers.

- Oct 13th 2008, 10:51 AMPlato
What do you think this sum equals

- Oct 13th 2008, 10:56 AMjpatrie
so

? - Oct 13th 2008, 11:25 AMPlato