Naoto Yotsutani (Kagawa University)
Visitors
Naoto Yotsutani Visitor (2024.10.26-2024.10.29) from Kagawa University Office: -
12 events found.
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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 …
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Luca Schaffler, Unimodal Singularities and Boundary Divisors in the KSBA Moduli of a Class of Horikawa Surfaces
B236-1 IBS, Korea, Republic ofAlgebraic Geometry SeminarSpeaker Luca Schaffler Roma Tre University Smooth minimal surfaces of general type with K2=1, pg=2, and q=0 constitute a fundamental example in the geography of algebraic surfaces, and …
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Sungmin Yoo, Convergence of Sequences of the Bergman Type Volume Forms
B236-1 IBS, Korea, Republic ofComplex Geometry SeminarSpeaker Sungmin Yoo Incheon National University Following the Yau-Tian-Donaldson conjecture, the construction of sequences of Bergman-type metrics converging to a canonical metric on a polarized manifold has been …
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Yonghwa Cho, Double Point Divisors from Projections
B236-1 IBS, Korea, Republic ofComplex Geometry SeminarSpeaker Yonghwa Cho Gyeongsang National University Consider a smooth projective variety of codimension e. A general projection from a linear subspace of dimension (e-2) is birational, hence the …
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Sung Wook Jang, Potential Log Discrepancy and Minimal Model Program I
B236-1 IBS, Korea, Republic ofComplex Geometry SeminarSpeaker Sung Wook Jang IBS CCG Minimal model program (abbreviated as MMP) is a central problem in birational geometry. The MMP is a sequence of divisorial contractions or …