sentences:  His contributions to mathematics were published in various mathematical journals.Schapira remained a lifelong student of Hebrew literature, which he enriched by an edition, from a Munich manuscript, of the "Mishnat ha-Middot" (1880), and by his contributions to the Hebrew periodicals "Ha-Meliẓ", "Ha-Ẓefirah", and "Mi-Mizraḥ umi-Ma'arab".He was also an ardent Zionist, adhering from the very start to the Basel program.