Changho Han (한창호, Korea University)
Visitors
Changho Han (한창호) Visitor (2024.10.13-2024.10.14) from Korea University Office: -
12 events found.
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Changho Han, Trigonal Curves and Associated K3 Surfaces
B236-1 IBS, Korea, Republic ofAlgebraic Geometry SeminarSpeaker Changho Han Korea university K3 surfaces, as a generalization of elliptic curves, have a rich amount of geometric properties. Recalling that elliptic curves are double covers of …
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Justin Lacini, On Log del Pezzo Surfaces in Positive Characteristic
B236-1 IBS, Korea, Republic ofAlgebraic Geometry SeminarSpeaker Justin Lacini Princeton university A log del Pezzo surface is a normal surface with only Kawamata log terminal singularities and anti-ample canonical class. Over the complex numbers, …
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David Sykes, CR Hypersurfaces, Studying 2-nondegenerate Structures via Absolute Parallelisms
B236-1 IBS, Korea, Republic ofSeveral Complex Variables SeminarSpeaker David Sykes IBS CCG The basic problem of finding (local) biholomorphisms mapping one real hypersurface in a complex space onto another is only well understood for a …
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Naoto Yotsutani (Kagawa University)
VisitorsNaoto Yotsutani Visitor (2024.10.26-2024.10.29) from Kagawa University Office: -
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Naoto Yotsutani, Bott Manifolds with the Strong Calabi Dream Structure
B236-1 IBS, Korea, Republic ofAlgebraic Geometry SeminarSpeaker Naoto Yotsutani Kagawa university We prove that if the Futaki invariant of a polarized Bott manifold (X, L) for any ample line bundle L vanishes, then X …
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Giancarlo Urzua (Pontificia Universidad Catolica de Chile)
VisitorsGiancarlo Urzua Visitor (2024.11.8-2024.11.13) from Pontificia Universidad Catolica de Chile Office: -
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Giancarlo Urzua, The Birational Geometry of Markov Numbers
B236-1 IBS, Korea, Republic ofAlgebraic Geometry SeminarSpeaker Giancarlo Urzua Pontificia Universidad Catolica de Chile The projective plane is rigid. However, it may degenerate to surfaces with quotient singularities. After the work of Bădescu and …
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Izzet Coskun, The Geometry of Moduli Spaces of Sheaves on P2
B236-1 IBS, Korea, Republic ofAlgebraic Geometry SeminarSpeaker Izzet Coskun University of Illinois Chicago In this talk, I will explain how to use Bridgeland stability conditions to compute the ample and effective cones of moduli …
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Izzet Coskun, The Higher Rank Brill-Noether Problem on Surfaces
B236-1 IBS, Korea, Republic ofAlgebraic Geometry SeminarSpeaker Izzet Coskun University of Illinois Chicago In this talk, I will explain how to use Bridgeland stability conditions to compute the cohomology of a general stable sheaf …
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Luca Schaffler, An Explicit Wall Crossing for the Moduli Space of Hyperplane Arrangements
B236-1 IBS, Korea, Republic ofAlgebraic Geometry SeminarSpeaker Luca Schaffler Roma Tre University The moduli space of hyperplanes in projective space has a family of geometric and modular compactifications that parametrize stable hyperplane arrangements with …
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Yen-An Chen, Toric Fano Foliations
B236-1 IBS, Korea, Republic ofAlgebraic Geometry SeminarSpeaker Yen-An Chen National Taiwan University In recent years, there are significant developments of the minimal model program for foliated varieties. It is intriguing to ask if Fano …