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math.AG2002
Topological rigidity of algebraic -bundles over curves
Alexander Schmitt
A projective algebraic surface which is homeomorphic to a ruled surface over a curve of genus is itself a ruled surface over a curve of genus . In this note, we prove t…
math.AG2002
Singular principal bundles over higher dimensional manifolds and their moduli spaces
Alexander Schmitt
In this note, we introduce the notion of a singular principal G-bundle, associated to a reductive algebraic group G over the complex numbers by means of a faithful representation $…