Frequency 发表于 2025-3-26 22:41:47
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Approximating ,-Spanner Problems for , > 2, characterizing some wide families of graphs on which the problems do admit a logarithmic and a polylogarithmic approximation ratios. These families are characterized as containing graphs that have optimal or “near-optimal” spanners with certain desirable properties, such as being a tree, having low强所 发表于 2025-3-27 16:48:31
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