When one begins to expound al-Razi's metaphysics, one at first comes across a small treatise attributed to him: Maqalah li Abi Bakr Muhammad Ibn Zakariya al-Razi fi ma ba`d al-Tabi'ah (Raghib MS. No. 1463, ff. 90a-98b, in Istanbul). There is much doubt about the authenticity of this treatise, because its conte…