The Poisson Matrix ${\mathbf{A}}_2$ characteristic and the 3/2 blow up of the Hilbert transform

Komla Domelevo, Spyridon Kakaroumpas, Stefanie Petermichl +2

Recently the matrix $A_2$ conjecture was disproved. Indeed, the growth of the vector Hilbert transform in the matrix weighted $L^2(W)$ space was shown to be at best a constant mult…