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math.AG2023
Extension Groups of Tautological Bundles on Punctual Quot Schemes of Curves
Andreas Krug
We prove formulas for the cohomology and the extension groups of tautological bundles on punctual Quot schemes over complex smooth projective curves. As a corollary, we show that t…
math.AG2023
Asymmetry of -Functors
Andreas Hochenegger, Andreas Krug
Recently, a new definition of -functors was proposed by Anno and Logvinenko. In their article, the authors wonder whether this notion is symmetric in the sense that the…