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| Academic Degrees |
| August, 2000 |
Ph.D. in Mathematics , University of Illinois,
Urbana-Champaign. Area of interest: Graph Theory and
Optimization. Adviser: Douglas B. West |
| June, 1994 |
B.Sci. in Computer Science , Zhejiang University, P.R. China.
Thesis: Artificial Neural Networks and applications
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Academic Positions
|
| July 2006 -- present |
Associate Professor , Miami University.
|
| August 2001 -- July 2006 |
Assistant Professor , Miami University.
|
| August 2000 -- August 2001 |
Assistant Professor , Michigan Technological University.
Courses taught: Graph theory and combinatorics, Calculus using
technology. |
| September 1994 -- June 2000 |
Teaching/Research assistant , University of Illinois,
Urbana-Champaign Courses taught: Calculus for Engineers, Calculus
for Social Scientists, Calculus using technology, Calculus using group
learning. |
Honors and Professional
Memberships |
| Fall 2007 |
Distinguished Scholar Award (Junior level), Miami University.
In recognition of research promise and accomplishments of a faculty member within eight years of
receiving Ph.D.. |
| Spring 2001 |
Outstanding Faculty Research Award , Mathematical Sciences,
Michigan Technological University
|
| Spring 2000 |
Hohn-Nash Award , University of Illinois at Urbana-Champaign
In recognition of outstanding scholarship and promise in applied
mathematics. Two recipients are selected each year. |
| August 2000 -- present |
Institute of Combinatorics and its Applications
|
| August 1994 -- present |
American Mathematical Society
|
| January 1999 -- present |
Mathematical Association of America
|
| March 1997 -- present |
Honor Society of Phi Kappa Phi
|
| Nov. 2003 -- present |
Marquis' Who's Who in America
|
| Jan 2004 -- present |
AcademicKeys Who's Who in Sciences Higher Education
|
| Dec. 2006 -- present |
Marquis Who's Who of Emerging Leaders (first edition)
|
Grants |
Jan 2007 -- Jan 2008/9 |
NSA Young Investigator Award "Extremal problems on color
structures in edge-colorings of graphs"
|
Referee/Reviewer |
| Refereeing for the following journals
|
Publications |
- Structural
and extremal problems in graph theory (Ph.D. dissertation,
University of Illinois, 2000. Adviser: Douglas B. West).
- Connectivity and Separating Sets of Cages (with D. Mubayi), J. Graph
Theory 29: 35-44, 1998 (PDF)
- Coloring of Trees with Minimum Sum of Colors (with D.B. West), J. Graph
Theory 32: 354-358, 1999
- Edge-Bandwidth of Graphs (with D. Mubayi, A. Shastri, and D. B.
West), SIAM J.
Discrete Math 12: 307-316, 1999
(PDF)
- New Upper Bounds for a Canonical Ramsey Problem (with D. Mubayi),
Combinatorica 20, 141--146, 2000 (PDF)
- Small odd cycles in 4-chromatic graphs, J. Graph
Theory 37, 115 -- 117, 2001 (PDF)
- Short Even Cycles in Cages with Odd Girth, Ars
Combinatoria 59, 165 -- 169, 2001
- On a conjecture about trees in graphs with large girth, J.
Combinatorial Theory Ser. B 83, 221-232, 2001 (PDF)
- Edge-colorings with no Large Polychromatic Stars, Graphs
and Combinatorics 18, 305 -- 308, 2002
- The Chromatic Spectrum of Mixed Hypergraphs, (with D. Mubayi, Z.
Tuza, V. Voloshin, and D.B. West) Graphs
and Combinatorics 18, 309 -- 312, 2002
- Anti-Ramsey numbers of subdivided graphs J.
Combinatorial Theory Ser. B, 85, 361 -- 366, 2002
(PDF)
- Planar Hamiltonian Chordal Graphs are Cycle Extendable Discrete
Mathematics vol 257, no 2-3, 441--444, 2002
- Constrained Ramsey numbers of graphs (with R. Jamison, A. Ling), J. Graph
Theory , Vol 42, No. 1, 1-- 16, 2003
(PDF)
- Vertex disjoint cycles containing prescribed vertices (with Y.
Ishigami), J. Graph
Theory , vol 42, no 4, 276 -- 296, 2003
(PDF)
- Isometric cycles and bridged graphs (with S. Kim, D.B. West), J. Graph
Theory, vol 43, no 3, 161 -- 170, 2003
(PDF)
- Bounds on total domination in terms of minimum degree, Bulletin of ICA , vol
38, 101 -- 104, 2003.
- Properly colored subgraphs and rainbow subgraphs in edge-colorings
with local constraints, (with N. Alon, Z. Miller, D. Pritikin), Random
Structures and Algorithms , vol 23, no. 4, 409 -- 433, 2003
(PDF)
- Local Anti-Ramsey numbers of graphs (with M. Axenovich, Zs. Tuza),
Combinatorics, Probability, and Computing, vol 12, no. 5-6 (special issue on
Ramsey theory), 495--511, 2003
(PDF)
- On the Erdos-Simonovits-Sos conjecture about the anti-Ramsey number
of a cycle (with D.B. West), Combinatorics, Probability, and Computing, vol 12, no. 5-6 (special issue on
Ramsey theory), 585--598, 2003
(PDF)
- Edge-colorings of complete graphs that avoids polychromatic trees
(with D.B. West), Discrete
Mathematics, vol 274, 137 -- 145, 2004.
- Anti-Ramsey numbers of complete bipartite graphs (with M.
Axenovich), Ars
Combinatoria , vol 73, 311--318, 2004.
- A note on a conjecture about cycles with many incident chords J. Graph
Theory , vol 46, 180-182, 2004.
- Bipartite anti-Ramsey numbers of cycles and path covers in bipartite
graphs (with M. Axenovich, A. Kundgen), J. Graph
Theory , vol 47, 9-28, 2004
(PDF)
- Asymptotic improvement of the Gilbert-Varshamov bound on the size of
binary codes, (with A. Vardy),
IEEE Trans. Information Theory , vol 50, no. 8, 1655-1664, 2004
(PDF)
- On the Steiner, geodetic and hull numbers of graphs (with C.
Hernando, M. Mora, I. Pelayo, C. Seara),
Discrete
Mathematics, vol 293, 139 -- 154, 2005
- Geodesic convexity and cartesian product in graphs (with I. Pelayo,
D. Pritikin), submitted.
- A lower bound on the order of regular graphs with given girth pair
(with C. Balbuena, Y. Lin, X. Marcote, M. Miller),
J. Graph
Theory, vol 55, 153-163, 2007.
- Induced Turan Problems: Largest P_m-free graphs with bounded degree (with M.Chung, D. West) , submitted
(PDF)
- The Steiner Problem in the hypercube (with D. Pritikin), in preparation.
- Turan numbers for bipartite graphs with degree constraints, preprint
- Edge-bandwidth of the triangular grid (with R. Akhtar, D. Pritikin),
Electronic Journal of Combinatorics,
14(1), R67, 2007
(PDF).
- Asymptotic determination of edge-bandwidth of multidimensional grids and Hamming graphs (with
R. Akhtar, Z. Miller),
SIAM Journal on Discrete Mathematics,
vol 22, no. 2, 425--449, 2008.
(PDF).
- Anti-Ramsey numbers of doubly edge-critical graphs (with O. Pikhurko),
submitted.
- Separation width of trees (with Z. Miller, D. Pritikin), in preparation.
- Cyclic arrangements of $k$-sets with local intersection constraints (with M. Perkel and D. Pritikin),
in preparation.
- Unordered Canonical Ramsey numbers and properly colored cycles, in preparation.
- Edge-bandwidth of dense graphs, in preparation.
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Invited Talks at conferences
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- Properly colored cycles and rainbow cycles in edge-colored graphs
Special session on Graph theory, AMS annual meeting,
San Diego, CA, Winter 2008.
- Cyclic arrangements of k-sets with local intersection constraints
Workshop on extremal graphs and hypergraphs,
Carnegie Mellon University, Pittsburgh, PA, Spring 2007.
- Bounding anti-Ramsey numbers through Turan numbers
Midwest Graph Theory Meeting XLII,
Marion, OH, Spring 2006.
- Induced Turan problem for graphs with bounded degree
Special session on Graph theory, AMS sectional meeting Spring 2005,
Bowling Green, KY, Spring 2005.
- The Steiner Problem in the hypercube
Special session on Extremal
Combinatorics, AMS Central sectional meeting Fall 2004, Evanston, IL, Fall 2004
- The Steiner Problem in the hypercube
17th Cumberland Conference
on Combinatorics, Graph Theory and Computing, Murfreesboro, TN, Spring 2004
- Constrained Ramsey numbers of graphs
Special session on graph
theory, AMS annual meeting 2002, San Diego, CA, Winter 2002
- Anti-Ramsey numbers of graphs
14th Cumberland Conference on
Combinatorics, Graph theory and computing, Memphis, TN, Spring 2001
- Anti-Ramsey numbers of graphs
AMS 2001 Spring Western section
meeting, Las Vegas, Spring 2001
- "Colorful" trees in edge colorings of graphs
Special session
on beautiful graph theory, AMS/MAA annual meeting, Washington D.C.,
Winter 2000
- Embedding trees in graphs with large girth
Discrete Math
Colloquium, Worcester Polytechnic Institute, Fall 99
- Trees in graphs with large girth
Clemson Mini-conference on
Discrete Mathematics, Clemson University, South Carolina, Fall 99
- A canonical Ramsey problem
DREI '99 Program, DIMACS, ,
Rutgers University, New Jersey, Summer 99.
- Planar Hamiltonian Chordal Graphs are Cycle Extendable
DREI
'98 Program, DIMACS, Rutgers University, New Jersey, Summer 98.
|
Other Selected Talks at
conferences |
- Vertex-disjoint cycles through specified vertices
XXXIII
Midwest Graph Theory Meeting, Wright State University, Dayton, OH
- Short odd cycles in 4-chromatic graphs
The nineth Quadrennial
Intl. Conf. on Graph Theory and Combinatorics etc. , Western
Michigan University, Kalamazoo, Michigan, Summer 2000
- Trees in graphs with large girth
XXXII Midwest Graph Theory
Meeting, Indiana University-Purdue University, Fall 99
- Rainbow trees in edge-colorins of graphs
13th MCCCC,
Illinois State University, Fall 99
- Edge-colorings with no large polychromatic stars
DISCMATH
Colloquium, Illinois State University, Spring 99.
- Flashes and Rainbows - A Ramsey Type Problem
XXX midwest
Graph Theory Meeting, Ball State Unversity, Indianda, Fall 98.
- Planar Hamiltonian Chordal Graphs are Cycle Extendable
XXIV
Midwest Graph Theory Meeting, Michigan State University, Spring
98.
- Edge-bandwidth of Graphs
12th MCCCC, Indiana State
University, Fall 97.
- Connectivity of Cages
Workshop in Combinatorics,
University of Louisville, Kentucky, Summer 97.
- Connectivity and Separating Sets of Cages
XXVII Midwest Graph
Theory Meeting, University of Wisconsin, Oshkosh;
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