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Judiciously 3‐partitioning 3‐uniform hypergraphs
Random Structures and Algorithms ( IF 0.9 ) Pub Date : 2020-02-06 , DOI: 10.1002/rsa.20908 Hunter Spink 1 , Marius Tiba 2
Random Structures and Algorithms ( IF 0.9 ) Pub Date : 2020-02-06 , DOI: 10.1002/rsa.20908 Hunter Spink 1 , Marius Tiba 2
Affiliation
Bollobás, Reed, and Thomason proved every 3‐uniform hypergraph ℋ with m edges has a vertex‐partition V()=V1⊔V2⊔V3 such that each part meets at least edges, later improved to 0.6m by Halsegrave and improved asymptotically to 0.65m+o(m) by Ma and Yu. We improve this asymptotic bound to , which is best possible up to the error term, resolving a special case of a conjecture of Bollobás and Scott.
中文翻译:
明智地将3分割3一致超图
Bollobás,芦苇,和托马森证明每3-一致超ℋ米边缘具有顶点分区V()= V 1 ⊔ V 2 ⊔ V 3,使得每个部分满足至少边缘,后提高至0.6米通过Halsegrave和Ma和Yu渐近改善到0.65 m + o(m)。我们改进了到的渐近边界,最大可能直到误差项为止,解决了Bollobás和Scott猜想的特例。
更新日期:2020-02-06
中文翻译:
明智地将3分割3一致超图
Bollobás,芦苇,和托马森证明每3-一致超ℋ米边缘具有顶点分区V()= V 1 ⊔ V 2 ⊔ V 3,使得每个部分满足至少边缘,后提高至0.6米通过Halsegrave和Ma和Yu渐近改善到0.65 m + o(m)。我们改进了到的渐近边界,最大可能直到误差项为止,解决了Bollobás和Scott猜想的特例。