Professor and Chair Chih-Wen Weng

Contact

• Email: weng@math.nctu.edu.tw
• Tel: +886-3-573-1610
• Fax: +886-3-572-4679
• Address: National Yang Ming Chiao Tung University,1001 Ta Hsueh Road, Hsinchu, Taiwan 30050, ROC

Teaching

• Fall Semester, 2022：
  • Topics in Discrete Maths.
  • Basic Mathematics
• Spring Semester, 2022：
  • Introduction to Combinatorics
  • Algebraic Graph Theory

Vitae

• Education
  • B.S. in Mathematics, National Taiwan University, June 1986.
  • Ph.D. in Mathematics, University of Wisconsin, Madison, U.S.A., August 1995.
• Research Areas
  • Algebraic Combinatorics.
• Positions, Honors and Awards
  • Associate Professor, Department of Applied Mathematics, National Chiao Tung Uni-versity, June 1995 -January 2002.
  • Honorary Fellow, Department of Mathematics, University of Wisconsin, Madison, July 2000-December 2000.
  • Professor, Department of Applied Mathematics, National Chiao Tung University, January 2002- .
  • Chair, Department of Applied Mathematics, National Chiao Tung University, August 2013 -
• Recent Research Projects

  96/08/01~99/07/31, D-bounded Distance-Regular Graphs I, II, III 
  99/08/01~102/07/31, Combinatorial Design and Its Applications
  102/08/01~105/07/31, Linear Algebra Applied to Graph Theory

Selected Publications

(A)   Refereed Papers：

Distance-regular Graphs
·         Yeh-jong Pan and Chih-wen Weng, A note on triangle-free distance-regular graphs with a pentagon, Journal of Combinatorial Theory, Series B 99(2009) 266-270
·         Yeh-jong Pan and Chih-wen Weng, Three bounded properties in triangle-free distance-regular graphs, European Journal of Combinatorics 29(2008) 1634-1642 
·         Yeh-jong Pan, Min-hsin Lu and Chih-wen Weng,  Triangle-free Distance-regular Graphs, Journal of algebraic combinatorics, 27(1), 23-34, 2008 
·         Terwilliger, P. and Weng, C., An inequality for regular near polygons, European Journal of Combinatorics 26, 227-235, 2005
·         Terwilliger, P. and Weng, C., Distance-regular graphs, pseudo primitive idempotents, and the Terwilliger algebra, European J. Combin. 25, 287--298, 2004 
·         Weng, C., Classical Distance-Regular Graphs of Negative Type, Journal of Combinatorial Theory Series B, 76: 93-116,  1999 
·         Weng, C., Weak-geodetically Closed Subgroups in Distance-Regular Graphs, Graphs and Combinatorics, 14: 275-304,  1998 
·         Liang, Y. and Weng, C., Parallelogram-Free Distance-Regular Graphs, Journal of Combinatorial Theory Series B, 231-243,  1997 
·         Weng, C., D-bounded Distance-Regular Graphs, European Journal of Comb. 18, 211-229,  1997 
·         Weng, C., Kite-Free P- and Q-Polynomial Schemes, Graphs and Combinatorics, 201-207, 1995 
Pooling Designs
·         Tayuan Huang, Kaishun Wang and Chih-wen Weng, A Class of Error-Correcting Pooling Designs over Complexes, J Comb Optim (2010) 19: 486–491 ( doi 10.10071 s10878-008-9179-4)  (期刊版)
·          Hau-wen Huang, Yu-pei Huang and Chih-wen Weng,  More on Pooling Spaces, Discrete Mathematics 308(2008) 6330-6338
·         Tayuan Huang, Kaishun Wang and Chih-wen Weng, Pooling spaces associated with finite geometry, European Journal of Combinatorics, 29(2008) 1483-1491
·         A. G. D'yachkov, Frank K. Hwang, A. J. Macula, P. A. Vilenkin and Chih-wen Weng, A Construction of Pooling Designs with Some Happy Surprises, Journal of Computational Biology, 12(8), 1127-1134, 2005
·         Tayuan Huang and Chih-wen Weng, Pooling Spaces and Non-Adaptive Pooling Designs, Discrete Mathematics, 282(1-3), 163-169, 2004
·         Tayuan Huang and Chih-wen Weng, A note on decoding of superimposed codes, Journal of Combinatorial Optimization, 7, 381-384, 2003
Presentation and Representation Theory
·         Ito T., Terwilliger P. and Weng C., The quantum algebra U_q(sl₂) and its equitable presentation, Journal of Algebra 298 (2006) 284-301 .
·         Hau-wen Huang and Chih-wen Weng, The flipping puzzle on a graph, European Journal of Combinatorics, 31 (2010)1567-1578
·         Hau-wen Huang and Chih-wen Weng, The edge-fipping group of a graph, European Journal of Combinatorics, Volume 31, Issue 3, April 2010, Pages 932-942, doi:10.1016/j.ejc. 2009.06.004
Combinatorial Matrix Theory
·         Wei, P., Weng, C.,A Typical Vertex of a Tree , Discrete Math, 226:337-345, 2001
Celluar Neutral Networks
·         Shih, C. and Weng. C., On the Templates Corresponding to Cycle-Symmetric Connectivity in Celluar Neutral Networks, International Journal of Bifurcation and Chaos, 12:2957-2966, 2002
·         Shih, C., Weng, C. Cycle-Symmetric Matrices and Convergent Neutral Networks, Physical D, 146:213-220, 2000
　中文著作 

翁志文, 組合與代數, 科學月刊 , 9月份, 2009

(C)   Others：

1. Hau-wen Huang and Chih-wen Weng, Combinatorial Representations of Coxeter Graphs over a Field of Two Elements.
2. Partially Distance-Regular Graphs and Partially Walk-Regular Graphs.
3. A Survey on D-bounded Distance-regular Graphs, 2007
4. Subgraphs Graph in a Distance-regular Graph, 2007
5. Cycle-Symmetric Matrices, 1999

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