The braid group and exchange graph conjecture for quivers with superpotential
Let be a quiver with superpotential of degree , and let be its associated Ginzburg differential graded algebra. Write for the cluster braid group and for the spherical twist group, and let and denote the exchange graphs of hearts and cluster exchange graphs, respectively. General quiver-with-superpotential conjecture. For any quiver with superpotential of degree ,
and is the universal cover of . In the Dynkin and decorated marked surface cases, analogous statements are established by the theorems preceding this conjecture; the general case remains open.
References
Primary source
Yu Qiu, “The braid group for a quiver with superpotential”, arXiv:1712.09585 (2018).
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