The Critical CoHA of a Quiver With Potential
The Critical CoHA of a Quiver With Potential
Pursuing the similarity between the Kontsevich–Soibelman construction of the cohomological Hall algebra (CoHA) of BPS states and Lusztig's construction of canonical bases for quantum enveloping algebras, and the similarity between the integrality conjecture for motivic Donaldson–Thomas invariants and the PBW theorem for quantum enveloping algebras, we build a coproduct on …