Vortragsveranstaltung
Seminar des SFB 647
12.5.2009, 16:00 Uhr – 19:00 Uhr
Vortrag
Higgsbündel und Verschwindungssätze
12.5.2009, 16:00 Uhr – 17:00 Uhr
Given a family of smooth algebraic varieties
the associated variation of cohomological invariants
gives rise to a Higgs bundle. It turns out that this
gadget is related to many geometric and arithmetic invariants
of the underlying varieties. We introduce Higgs bundles in this
setup and give applications to Arakelov inequalities, i.e., detection of totally geodesic
subvarieties of locally symmetric varieties, and
computations of L2-cohomologies over locally symmetric varieties. This is joint work with
Viehweg and Zuo.
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