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hep-th2010★ 1 cited
Moduli and BPS configurations of the BLG theory
Shankhadeep Chakrabortty, Sudipto Paul Chowdhury, Thomas Köppe +1
We study the moduli space of scalars in the BLG theory with and without a constant background four-form field. The classical vacuum moduli space is sixteen-dimensional in the absen…
math.AG2010
Sheaves on singular varieties
Elizabeth Gasparim, Thomas Köppe
We prove existence of reflexive sheaves on singular surfaces and threefolds with prescribed numerical invariants and study their moduli.