Shiavault - a Vault of Shia Islamic Books A Short History of Ilm ul Usul Epub (E-Readers) Mobi (Kindle) A discussion of 'Ilm al-Usul (the science of the principles of Islamic Jurisprudence), including its need, importance, and history. Preface The Importance of ‘Ilm’ul Usul in the process of Deduction The Main Sources of Proving Validity in ‘Ilm’ul Usul The History of ‘Ilm’ul Usul Sources of inspiration for thinking on ‘Ilm’ul Usul Laws of the Shari’ah and their categories