We study two-weight norm inequality for imaginary powers of a Laplace operator in R^n, n ≥ 1, especially from weighted Lebesgue space Lv^p(R^n) to weighted Lebesgue space Lμ^p(R^n), where 1 〈 p 〈 ∞. We prove ...We study two-weight norm inequality for imaginary powers of a Laplace operator in R^n, n ≥ 1, especially from weighted Lebesgue space Lv^p(R^n) to weighted Lebesgue space Lμ^p(R^n), where 1 〈 p 〈 ∞. We prove that the two-weighted norm inequality holds whenever for some t 〉 1, (μ^t, v^t) ∈ Ap, or if (μ, v) ∈Ap, where μ and v^-1/(p-1) satisfy the growth condition and reverse doubling property.展开更多
文摘We study two-weight norm inequality for imaginary powers of a Laplace operator in R^n, n ≥ 1, especially from weighted Lebesgue space Lv^p(R^n) to weighted Lebesgue space Lμ^p(R^n), where 1 〈 p 〈 ∞. We prove that the two-weighted norm inequality holds whenever for some t 〉 1, (μ^t, v^t) ∈ Ap, or if (μ, v) ∈Ap, where μ and v^-1/(p-1) satisfy the growth condition and reverse doubling property.