Yonghwa Cho

I am currently a PostDoc at...

Mathematisches Institut
Lehrstuhl Mathematik VIII
Universität Bayreuth
Universitätsstraße 30
D-95447 Bayreuth, Germany

E-mail: y0nghwa.ch0_AT_uni-bayreuth.de
(replace two "0"s by the english alphabet "o", and "_AT_" by "@")

Last revised/verified : June 2, 2017 PM 14:00 (in GMT+2)



(Photo edited by Photofunia.com)


Research Papers
  1. On derived categories of algebraic surfaces consturcted via $\mathbb{Q}$-Gorenstein smoothings, PhD Thesis, Korea Advanced Institute of Science and Technology, 2017.
  2. (w/ Yongnam Lee) Exceptional collections on Dolgachev surfaces associated with degenerations, submitted. (arXiv:1506.05213v3) (Macaulay2 Scripts)
  3. (w/ Federico Caucci, Luca Rizzi) On dominant rational maps from a very general complete intersection surface in P^4, preprint.
  4. On derived categories of nonminimal Enriques surfaces, preprint. (arXiv:1612.09406) (Macaulay2 Scripts)
  5. (w/ Yeongrak Kim, Kyoung-Seog Lee) Ulrich bundles on intersections of two 4-dimensional quadrics. (arXiv:1704.03352)


Seminar & Conference Talks
  1. Ulrich bundles on prime Fano threefolds of index 2 and degree 4, Bielefeld Arithmetic Geometry Seminar, Universität Bielefeld, May 24, 2017.
  2. Exceptional collections on algebraic surfaces, Shinchon Workshop on Algebraic Geometry 2, Yonsei University, Feb 27-28, 2017
  3. Nonminimal surfaces admitting exceptional collections, Symposium in Algebraic Geometry, Busan, Dec 26-27, 2016
  4. Divisors on Dolgachev surfaces, IBS-CGP Seminar, Sep 27, 2016
  5. (Contributed Talk) Line bundles on surfaces associated with degenerations, Workshop on algebraic surfaces and moduli, KAIST, Apr 11-15, 2016
  6. Establishing exceptional collections of maximal length on Dolgachev surfaces using deformation theory, Workshop on Deformation and Moduli, Busan, Jan 20-23, 2016
  7. Line bundles on Lee-Park surfaces and applications to the study of derived categories I-III, Algebraic Geometry Seminar, KIAS, Dec 1-3, 2015
  8. Exceptional collection of maximal length on an algebraic surface with Kodaira dimension 1, ASARC Seminar, KAIST, Nov 10, 2015
  9. Line bundles on Dolgachev surfaces constructed via $\mathbb Q$-Gorenstein smoothing, Mini-workshop on Algebraic Surfaces, KIAS, Oct 15-16, 2015
  10. Cone of curves on algebraic varieties, After School on Minimal Model Program, KIAS, Apr 27-29, 2015
  11. Exceptional vector bundles on Dolgachev surfaces constructed via $\mathbb Q$-Gorenstein smoothing, KMS Spring Meeting, Apr 25, 2015
  12. Deformation theory of algebras, Algebra Seminar, KIAS, Feb 3, 2015