
Graphs with minimum degreebased entropy
The degreebased entropy of a graph is defined as the Shannon entropy ba...
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Properly colored C_4's in edgecolored graphs
When many colors appear in edgecolored graphs, it is only natural to ex...
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A new proof on the Ramsey number of matchings
For given simple graphs H_1,H_2,...,H_c, the Ramsey number r(H_1,H_2,......
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Shenggui Zhang
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