Usul Fiqh in Ja'fari school
Ja'fari principles (Persian: علم اصول در مکتب جعفری) refers to regulations, history and eminent persons and scholars during the development of Shia's Principles of Islamic jurisprudence. == History and development == === Imami jurists and early works === Considering different stances in relation to Juridical rules and principles, there are some parties in the schools of Principles.
Source: Wikipedia — Usul Fiqh in Ja'fari school (CC BY-SA 4.0)