%0 Journal Article %A Eduardo Oregón-Reyes %T A new inequality about matrix products and a Berger-Wang formula %J Journal de l’École polytechnique — Mathématiques %D 2020 %P 185-200 %V 7 %I École polytechnique %U https://jep.centre-mersenne.org/articles/10.5802/jep.114/ %R 10.5802/jep.114 %G en %F JEP_2020__7__185_0