Connects scattering diagrams to Auslander-Reiten quivers, recovers cluster character formulas via Hall algebra theta functions, and stratifies quiver Grassmannians using Hall algebra broken lines.
The greedy basis equals the theta basis: A rank two haiku
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Theta functions and quiver Grassmannians
Connects scattering diagrams to Auslander-Reiten quivers, recovers cluster character formulas via Hall algebra theta functions, and stratifies quiver Grassmannians using Hall algebra broken lines.