The mutation-transitivity conjecture for rigid decorated representations

Let (Q,S)(Q,\mathcal{S}) be a Jacobi-finite connected quiver with potential. A decorated representation is rigid when it has no nontrivial self-extension, a negative representation is a decorated representation supported in the negative part, and τ\tau denotes the Auslander–Reiten transform. Mutation-transitivity conjecture. Any rigid decorated representation can be obtained from a negative representation by a sequence of mutations and some power of τ\tau. The conjecture is stated as open in the paper.

Sources & referencesView supporting material

Primary source

Jiarui Fei, “Schur Rank, Compatibility Degree, and Canonical Decomposition”, arXiv:2503.12700 (2025).

Additional references

2 papers in this index state this conjecture (2023–2025). The statement above is taken from the most recent of them; the others are arXiv:2303.10591.

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