Approximate graph colouring and the hollow shadow

We show that approximate graph colouring is not solved by constantly many levels of the liftand-project hierarchy for the combined basic linear programming and affine integer programming relaxation. The proof involves a construction of tensors whose fixed-dimensional projections are equal up to refl...

詳細記述

書誌詳細
主要な著者: Zivny, S, Ciardo, L
フォーマット: Conference item
言語:English
出版事項: Association for Computing Machinery 2023