Proves algebraic bubbling multiplicity equals half the Ext-length of isolated point singularities in rank-two sheaves on threefolds, yielding smoothability obstructions and explicit HYM connection examples.
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2 Pith papers cite this work. Polarity classification is still indexing.
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Pith papers citing it
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math.DG 2years
2026 2verdicts
UNVERDICTED 2representative citing papers
Local third Chern class at isolated singularities of rank-two torsion-free sheaves on threefolds is deformation invariant, equals K-theoretic charge, and matches algebraic multiplicities for reflexive sheaves.
citing papers explorer
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Point Singularities and Bubbling in Degenerations of Rank-Two Bundles on Threefolds
Proves algebraic bubbling multiplicity equals half the Ext-length of isolated point singularities in rank-two sheaves on threefolds, yielding smoothability obstructions and explicit HYM connection examples.
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Point Singularities and Local Third Chern Classes for Rank-Two Torsion-free Sheaves on Threefolds
Local third Chern class at isolated singularities of rank-two torsion-free sheaves on threefolds is deformation invariant, equals K-theoretic charge, and matches algebraic multiplicities for reflexive sheaves.