%0 Journal Article %A White, Ethan Patrick %T An optimal $L^2$ autoconvolution inequality %J Canadian mathematical bulletin %D 2024 %P 108-121 %V 67 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/S0008439523000565/ %R 10.4153/S0008439523000565 %F 10_4153_S0008439523000565