Kangjin Han, On the Singular Loci of Higher Secants of Veronese Varieties
on-lineSpeaker Kangjin Han DGIST (This is a part of Algebraic Geometry Day at CCG in IBS.) For a projective variety X in PN, the k-secant variety σk(X) is defined …
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DongSeon Hwang, Manin’s Conjecture for a Log Del Pezzo Surface of Index 2
B266 IBS, Korea, Republic ofSpeaker DongSeon Hwang Ajou Univ. (This is a part of Algebraic Geometry Day at CCG in IBS.) Manin’s conjecture predicts the asymptotic behavior on the number of rational …
Yeongrak Kim, Ulrich Bundles on Cubic Fourfolds
B266 IBS, Korea, Republic ofSpeaker Yeongrak Kim Pusan National Univ. (This is a part of Algebraic Geometry Day at CCG in IBS.) Ulrich bundles are geometric objects corresponding to maximally generated maximal …
Olivier Martin, Measures of Association for Algebraic Varieties
on-lineSpeaker Olivier Martin Stony Brook Univ. I will discuss recent work in collaboration with R. Lazarsfeld which explores the following question: Given varieties X and Y of the …
Paul-Andi Nagy, Einstein Deformations of Hyperkaehler Cones
B236 IBS, Korea, Republic ofSpeaker Paul-Andi Nagy IBS CCG For a hyperkaehler cone with compact link (M, g) we describe the Einstein deformation theory of g and relate it to the algebraic …
Kento Fujita, The Calabi Problem for Fano Threefolds
on-lineSpeaker Kento Fujita Osaka Univ. There are 105 irreducible families of smooth Fano threefolds, which have been classified by Iskovskikh, Mori and Mukai. For each family, we determine …
Han-Bom Moon, Derived Category of Moduli of Vector Bundles I
TBASpeaker Han-Bom Moon Fordham University The derived category of a smooth projective variety is an object expected to encode much birational geometric information. Recently, there have been many …
Han-Bom Moon, Derived Category of Moduli of Vector Bundles II
TBASpeaker Han-Bom Moon Fordham University The derived category of a smooth projective variety is an object expected to encode much birational geometric information. Recently, there have been many …
Sanghoon Baek, Relationship between the Chow and Grothendieck Rings for Generic Flag Varieties
B266 IBS, Korea, Republic ofSpeaker Sanghoon Baek KAIST Consider the canonical morphism from the Chow ring of a smooth variety X to the associated graded ring of the coniveau filtration on the …
Rostislav Devyatov, Multiplicity-free Products of Schubert Divisors and an Application to Canonical Dimension
B266 IBS, Korea, Republic ofSpeaker Rostislav Devyatov KAIST In the first part of my talk I am going to speak about Schubert calculus. Let G/B be a flag variety, where G is …
Jongbaek Song, Regular Hessenberg Varieties and Toric Varieties
TBASpeaker Jongbaek Song KIAS A Hessenberg variety is a subvariety of the flag variety (G/B) determined by two parameters: one is an element of the Lie algebra of …
Sandor Kovacs, Hodge Sheaves for Singular Families
on-lineSpeaker Sandor Kovacs Univ. of Washington This is a report on joint work with Behrouz Taji. Given a flat projective morphism f : X → B of complex varieties, …