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...

وصف كامل

التفاصيل البيبلوغرافية
المؤلفون الرئيسيون: Zivny, S, Ciardo, L
التنسيق: Conference item
اللغة:English
منشور في: Association for Computing Machinery 2023