Even in the nominalistic epoch we have Raymond of Sabunde's Natural Theology (according to the article in Herzog-Hauck, not the title of the oldest Paris MS., but found in later MSS.
Fully a century later, when the system of scholasticism was gradually breaking up under the predominance of Occam's nominalism, Pierre d'Ailly (1350-1425), and his more famous scholar John Gerson (1363-1429), chancellor of the university of Paris, are found endeavouring to combine the doctrines of the Victorines and Bonaventura with a nominalistic philosophy.
He is definitely anti-Platonic, and his language sometimes takes even a nominalistic tone, as when he declares that the species is nothing more than a thought or conception gathered from the substantial similarity of a number of dissimilar individuals.
The collected works of Hrabanus himself contain nothing new, but in some glosses on Aristotle and Porphyry, first exhumed by Cousin, there are several noteworthy expressions of opinion in a Nominalistic sense.
More intimately connected with the progress of philosophical thought was the tritheistic view of the Trinity propounded by Roscellinus as one of the results of his Nominalistic theory of knowing and being.
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