Multilinear extrapolation conjecture for Banach function spaces
Let p1,…,pm∈(1,∞]p_1,\ldots,p_m\in(1,\infty]p1,…,pm∈(1,∞] with 1p=∑j=1m1pj>0\frac{1}{p}=\sum_{j=1}^m\frac{1}{p_j}>0p1=∑j=1mpj1>0, and let w=∏j=1mwjw=\prod_{j=1}^m w_jw=∏j=1mwj. Suppose TTT is well-defined on all mmm-tuples…