The Mishneh Torah (×ž×©× ×” תורה), subtitled Yad ha-Chazaka (יד ×”×—×–×§×”), is a code of Jewish law by one of the most important Jewish authorities, Rabbi Moshe ben Maimon, better known as Maimonides or by the Hebrew abbreviation RaMBaM (usually written "Rambam" in English). The Mishneh Torah was compiled between 1170 and 1180, while he was living in Egypt, and is regarded as Maimonides' magnum opus.