The titles of these treatises are: De anima intellectiva (1270) Quaestiones logicales Quaestiones naturales De aeternitate mundi Quaestio utrum haec sit vera: Homo est animal nullo homine existente Impossibilia In 1271, he was once more involved in a party struggle.
Tytuły tych prac to: De anima intellectiva (1270) Quaestiones logicales Quaestiones naturales De aeternitate mundi Quaestio utrum haec sit vera Homo est animal nullo homine existente Impossibilia W 1271 r. znów uwikłał się w konflikt.