Return to Article Details Unveiling the Obfuscation of The Indian Comprehensive Benefits, by Al-Rumi and Al-Sindi A marginal note by Shahab al-Din ibn 'Ala' al-Din al-Tuqati, known as Ibn 'Urqiyya, died 973 AH. From his statement 'What is composed of speech' to his statement 'By specification and its absence' : A study and verification Download Download PDF