Question: Repeated part of a fraction

Hello,

 

Does anyone know how to find the repeated part of a fraction. I know the command cfrac, but I have

heard there should be another command which give the repeated part of a fraction as a result.

Who can help me?

 3/11+3*sqrt(3) = [5, 2, 7, 1, 1, 6, 1, 627, 1, 6, 1, 1, 7, 2, 9, 1, 12, 16, 1, 10, 1, 4, 3, 1, 1, 2, 1, 14, 2, 3, 10, 9, 1, 1, 139, 5, 5, 3, 2, 3, 6, 1, 1, 1, 9, 1, 2, 1, 6, 1, 2, `...`]

 

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