Hadamard products of symbolic powers and Hadamard fat grids

I. Bahmani Jafarloo, C. Bocci, E. Guardo +1

In this paper we address the question if, for points $P,Q\in {\mathbb{P}}^2$, $I(P{)}^m\star I(Q{)}^n=I(P\star Q{)}^{m+n-1}$ and we obtain different results according to the numb…