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arxiv: 0902.0632 · v2 · pith:BEERBA5Dnew · submitted 2009-02-03 · 🧮 math.CO

A Note on Symmetries in the Rauzy Graph and Factor Frequencies

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keywords frequenciesfactorscloseddefineddifferentexceedfactorfocus
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We focus on infinite words with languages closed under reversal. If frequencies of all factors are well defined, we show that the number of different frequencies of factors of length n+1 does not exceed 2C(n+1)-2C(n)+1.

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