Questions tagged [quiver-varieties]
Quiver variety refers to a number of varieties constructed as moduli spaces of representations of quivers.
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Conditions under which a bijective morphism of quasi-projective varieties is an isomorphism
I'm currently reading a paper by Nakajima (Quiver Varieties and Tensor Products), and I'm having a hard time understanding a very specific step in his proof of Lemma 3.2. Essentially, we have two (...