Fractional Bloom boundedness and compactness of commutators

Tuomas Hytönen, Tuomas Oikari, Jaakko Sinko

Let $T$ be a non-degenerate Calderón-Zygmund operator and let $b:{\mathbb{R}}^d\to \mathbb{C}$ be locally integrable. Let $1<p\le q<\infty$ and let ${\mu }^p\in A_p$ and ${\lambda }^q\in A_q,$ whe…