Linear recurrence sequences and periodicity of multidimensional continued fractions |
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Authors: | Nadir Murru |
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Affiliation: | 1.Department of Mathematics,University of Turin,Turin,Italy |
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Abstract: | Multidimensional continued fractions generalize classical continued fractions with the aim of providing periodic representations of algebraic irrationalities by means of integer sequences. We provide a characterization for periodicity of Jacobi–Perron algorithm by means of linear recurrence sequences. In particular, we prove that partial quotients of a multidimensional continued fraction are periodic if and only if numerators and denominators of convergents are linear recurrence sequences, generalizing similar results that hold for classical continued fractions. |
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