How to enter repeating digits as Text?

Posted by tsilb on Super User See other posts from Super User or by tsilb
Published on 2010-04-15T07:30:22Z Indexed on 2010/04/15 7:33 UTC
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I want to enter a decimal with repeating digits as text, specifically into Wolfram Alpha. That is to say I want a 3.9 with repeating 9's. How is this done?

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