Christoffel words

Lyndon + Christoffel = digitally convex
Discrete geometry redefines notions borrowed from Euclidean geometry creating a need for new algorithmical tools. The notion of …
S. Brlek, Jacques-Olivier Lachaud, X. Provençal, C. Reutenauer
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Lyndon + Christoffel = digitally convex
Combinatorial view of digital convexity
The notion of convexity translates non-trivially from Euclidean geometry to discrete geometry, and detecting if a discrete region of …
S. Brlek, Jacques-Olivier Lachaud, X. Provençal
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Combinatorial view of digital convexity