Spartan
发表于 2025-3-30 11:03:28
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来这真柔软
发表于 2025-3-30 12:51:08
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MANIA
发表于 2025-3-30 17:16:06
Ulrich Brechtto a large extent on the particular values of the fermion masses. For two massless flavours there is a true second order transition. It has been argued that this transition belongs to the universality class of the three-dimensional O(4) spin model. The arguments have been questioned recently, and th