Rationalize
Usage Message: Rationalize[x] takes Real numbers in x that are close to rationals, and converts them to exact Rational numbers. Rationalize[x, dx] performs the conversion whenever the error made is smaller in magnitude than dx. Attributes[Rationalize] = {Protected}
Notes:
Additional Online Documentation:
Mathematica 3.0
http://documents.wolfram.com/v3/RefGuide/Rationalize.html
Mathematica 4.0
http://documents.wolfram.com/v4/RefGuide/Rationalize.html
Questions or comments? Send email to support@wolfram.com.
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