Let u be a weak solution of (-△)mu = f with Dirichlet boundary conditions in a smooth bounded domain Ω  Rn. Then, th......

对于一般的非卷积型Calderon-Zygmund算子,核满足Hormauder条件能否保证L2有界性,这是尚未解决的一个问题.我们已在条件∑k1/2ε1(......