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2009 Combinatorics Workshop(2009 조합론 학술대회)
올해로 제6회째를 맞는 조합론 학술대회가 2009년에는 KAIST에서 열립니다. 많은 참석 바랍니다.
Date: August 20-21, 2009 (Thursday/Friday)
Place: KAIST, Bldg#E6-1 (자연과학동, Natural Science Bldg) Room 1501, Daejeon, Korea Questions? Email to kaist2009 Register and Submit a contributed talk Invited talks are for 50 minutes each and contributed talks are for 25 minutes each. To register, please visit the REGISTRATION PAGE. 등록페이지에서 숙박요청 및 강연희망 여부 등을 포함한 사항을 등록해주세요.
Invited Speakers Andreas Holmsen, KAIST. Combinatorial geometry and geometric transversals Tommy R. Jensen, Kyungpook National University. Some open problems on critical graphs Jeong-Han Kim (김정한), NIMS. T.B.A. Suh-Ryung Kim (김서령), Seoul National University. Competition graph and its variants Seunghyun Seo (서승현), Kangwon National University. Counting derangements with ascents and descents in given positions Mark H. Siggers, Kyungpook National University. Reflexive graphs admitting semilattice polymorphisms ― a characterisation generalising chordal graphs (Tentative)
Organizing Committee Gi-Sang Cheon (천기상), Sungkyunkwan University Dongsu Kim (김동수), KAIST Jaeun Lee (이재운), Yeongnam University Local Organizing Committee Soon-Yi Kang (강순이), KAIST (Email: sy2kang at kaist.ac.kr) Sang-il Oum (엄상일), KAIST (Email: sangil at kaist.edu)
Sponsors ASARC BK21 KAIST Development Project of Human Resource in Mathematics
Previous Combinatorics Workshops 2004, Aug. 16-17, Yonsei University 2005, Aug. 8-10, Yonsei University 2006, Aug. 9-10, Yeongnam University 2007, Aug. 6-8, KAIST 2008, Aug. 7-8, Sungkyunkwan University
발표내용
Competition graph and its variants Andreas HolmsenCombinatorial geometry and geometric transversals
Combinatorial geometry and geometric transversals
| Young Soo Kwon (권영수)-Yeungnam University |
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Classification of regular embeddings of a cartesian power of a graph
| Kyomin Jung (정교민) (joint with Arnab Bhattacharyya, Elena Grigorescu, SofyaRaskhodnikova and David Woodruff)-KAIST |
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Transitive-Closure Spanner of Directed Graphs
| Jongyook Park (박종육) (joint with Jacobus H. Koolen)-POSTECH |
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A characterization of Taylor graphs
| Tommy R. Jensen-Kyungpook National University |
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Some open problems on critical graphs
| Boram Park (박보람)- Seoul National University |
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Fiver Games on Toruses
| Joon Yop Lee (이준엽)-POSTECH |
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On calculations of the number of lonesum matrices Tommy JensenSome open problems on critical graphs
Complete description of early giant compoents in random graph G(n,p)
| Jacobus H. Koolen (joint with A. Dress, K. T. Huber, V. Moulton and A. Spillner)-POSTECH |
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Blobs, blocks and other cyclic elements
| Sejeong Bang (방세정)-Pusan National University |
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Geometric Distance-Regular Graphs with Smallest Eigenvalue-3
| Ebrahim Ghorbani- Sharif University of Technology, Tehran & POSTECH |
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Graphs with many ±1 or ±√2 eigenvalues
On spherical dual width
| Joonkyung Lee (이준경) (joint with Sang-il Oum)-KAIST |
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The Rank of Skew-Symmetric Random Matrices Over Finite Fields
| Seunghyun Seo (서승현) (joint with Dongsu Kim)-Kangwon National University |
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Counting derangements with ascents and descents in given positions
| Heesung Shin (신희성)- Claude Bernard University Lyon 1 |
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Symmetry and super-symmetry distribution for partitions
| Myeong-Ju Jeong (정명주)-Korea Science Academy |
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Finite type invariants and n-equivalence of graphs
| Hana Kim (김하나)-Sungkyunkwan University |
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m-pseudo involutions
| Uijin Jung (정의진) (joint with In-je Lee)-KAIST |
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Bi-resolving graph homomorphisms and application to symbolic dynamics
| Seok-Zun Song (송석준)- Jeju National University |
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Regular matrices and their preservers over semirings
| Mark Siggers (joint with Pavol Hell)-Kyungpook National University |
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Reflexive graphs admitting semilattice polymorphisms —a characterisationgeneralising
chordal graphs
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Organizing Conference
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개 최 기 간 
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