Ngoc Cuong Nguyen (KAIST)
Visitors
Ngoc Cuong Nguyen Visitor (2025.3.1-2026.2.15) from KAIST Office: B248
12 events found.
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Meng Chen, The Noether inequality for algebraic threefolds
B236-1 IBS, Korea, Republic ofAlgebraic Geometry SeminarSpeaker Meng Chen Fudan University In this talk, I will present a complete proof for the following theorem: the inequality K3 ≥ 4/3 pg-10/3 holds for all 3-folds …
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Meng Chen, On the classification of some 3-folds with small positive canonical volumes
B236-1 IBS, Korea, Republic ofAlgebraic Geometry SeminarSpeaker Meng Chen Fudan University In this lecture, I will report some new progress in studying moduli spaces of algebraic 3-folds with very small canonical volume.
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JongHae Keum, Fake quadric surfaces
B236-1 IBS, Korea, Republic ofAlgebraic Geometry SeminarSpeaker JongHae Keum KIAS A smooth projective complex surface S is called a Q-homology quadric if it has the same Betti numbers as the smooth quadric surface. Let …
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Gian Pietro Pirola, Asymptotic directions on the moduli space of curves
B236-1 IBS, Korea, Republic ofAlgebraic Geometry SeminarSpeaker Gian Pietro Pirola University of Pavia We present some computational improvements that allow us to study asymptotic lines in the tangent of the moduli space Mg of …
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Benjamin McMillan, Secondary Characteristic classes and Chern-Weil theory of (Haefliger) singular foliations I
B236-1 IBS, Korea, Republic ofComplex Geometry SeminarSpeaker Benjamin McMillan IBS CCG Foliations have a theory of characteristic classes that is much like that of vector bundles, but with notable differences. Some of the characteristic …
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Benjamin McMillan, Secondary Characteristic classes and Chern-Weil theory of (Haefliger) singular foliations II
B236-1 IBS, Korea, Republic ofComplex Geometry SeminarSpeaker Benjamin McMillan IBS CCG Foliations have a theory of characteristic classes that is much like that of vector bundles, but with notable differences. Some of the characteristic …
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Benjamin McMillan, Secondary Characteristic classes and Chern-Weil theory of (Haefliger) singular foliations III
B236-1 IBS, Korea, Republic ofComplex Geometry SeminarSpeaker Benjamin McMillan IBS CCG Foliations have a theory of characteristic classes that is much like that of vector bundles, but with notable differences. Some of the characteristic …
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Sanghyeon Lee, Vafa-Witten invariants on elliptic surfaces and moduli space of quasisections
B236-1 IBS, Korea, Republic ofComplex Geometry SeminarSpeaker Sanghyeon Lee Ajou University For a threefold X = C x S, D. Nesterov developed a theory of quasimaps from C to the moduli space of sheaves …
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Gian Pietro Pirola, Sections of the Jacobian bundles of plane curves and applications
B236-1 IBS, Korea, Republic ofAlgebraic Geometry SeminarSpeaker Gian Pietro Pirola University of Pavia We study normal functions (sections of the Jacobian bundle) defined on the moduli space of pointed plane curves. Using the infinitesimal …
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Han-Bom Moon (Fordham University)
VisitorsHan-Bom Moon Visitor (2025.6.8-2025.6.14) from Fordham University
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Han-Bom Moon, Ulrich bundles on intersections of quadrics
B236-1 IBS, Korea, Republic ofAlgebraic Geometry SeminarSpeaker Han-Bom Moon Fordham University An Ulrich bundle is a vector bundle with very strong cohomology vanishing conditions. Eisenbud and Schreyer conjectured that every smooth projective variety possesses …