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Chen's paper - Partitions of <em>Z<sub>n</sub></em> into ...
Then we consider the problem of partitioning Zn into AP-blocks for a given difference m. We show that subject to a technical condition, the number of ...
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Chen's paper - Checking the Reliability of a Linear-Programming ...
Checking the Reliability of a Linear-Programming Based Approach Towards Detecting Community Structures in Networks. William Y. C. Chen, Andreas W. M. Dress ...
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The g-Conjecture for Spheres
File Format: PDF/Adobe Acrobat - View as HTML a triangulated sphere. It is known that there are triangulations of S d−1 for d ≥ 4 that are not polytopal, i.e., do not come from simplicial polytopes. ...
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Chen's paper - On Postnikov's Hook Length Formula for Binary Trees
On Postnikov's Hook Length Formula for Binary Trees ... Keywords: Binary tree, labeled tree, Postnikov's hook length formula. Download: PDF ...
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Bill Chen's Field of Dreams
Bill Chen's Field of Dreams. Managing Editor: Annals of Combinatorics Published by Birkhäuser. Vice President of Nankai University ...
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Chen's notes - Log-concavity and <em>q</em>-Log-convexity ...
Define Pn(x)= ∑k Pn,kxk and M2n(x)=∑k M2n,kxk. We propose some conjectures on the log-concavity and q-log-convexity of the polynomials Pn(x) and M2n(x). ...
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