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Jungers–Protasov–Blondel conjecture on the overlap-free-word growth exponents
About 15 years old
Let $A_1,A_2$ be the special $20\times20$ matrices with nonnegative integer entries associated with overlap-free words, and let $\mathcal{M}=\{A_1,A_2\}$ . Let $\beta$ be the upper…
opencombinatorics-on-words joint-spectral-radius overlap-free-words
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Jungers–Protasov–Blondel conjecture on the overlap-free-word growth exponents