In his early thought he followed Averroes, but afterwards modified his views so far as to make himself acceptable to the orthodox Catholics.
In 1495 he produced an edition of the works of Averroes; with a commentary compatible with his acquired orthodoxy.
But in the end they became less fanatical than the Murabtis, and Ya`kub el Mansur was a highly accomplished man, who wrote a good Arabic style and who protected the philosopher Averroes.
Versatile, lighthearted, boastful and pleasure-loving, he contrasts with the nobler and more intellectual character of Averroes.
Philosophia Orientalis, mentioned by Roger Bacon, and now lost, which according to Averroes was pantheistic in tone.