 "Rosh").Rabbenu Asher's work superseded Alfasi's within a short time and has been printed with almost every edition of the Talmud since its publication.This work was so important in Jewish law that Yosef Karo included the ROSH together with Maimonides and Isaac Alfasi as one of the three major "poskim" (decisors) considered in determining the final ruling in his "Shulchan Arukh."