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Exact curve counting of given word length on the once-punctured torus

Filippo Baroni, David Fisac, Mingkun Liu

Source record

Source: arXiv

Published: Sep 1, 2026

arXiv: 2609.01382

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Source abstract

On the once-punctured torus, we give an exact formula for the number of curves in any given mapping class group orbit of given word length. This settles a conjecture of Chas in [Cha16].

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Exact curve counting of given word length on the once-punctured torus — Mathematical Frontier Network