The Thirteen Texts in Which Aquinas Explicitly Used the Expression actus essendi
Text no.
1: In I Sententiarum, distinction 8, question 1, article 1, corpus.
Text no.
2: In I Sententiarum, distinction 8, question 4,
article 2, ad 2.
Text no.
3: In I Sententiarum, distinction 8, question 5, article 2, corpus.
Text no.
4: In III Sententiarum, distinction 11, question 1, article 2, ad 2.
Text no.
5: Disputed
questions De veritate, question 1, article
1, corpus
Text no.
6: Disputed
questions De veritate, question 1, article
1, ad 1.
Text no.
7: Disputed
questions De veritate, question 1, article
1, resp. ad s. c. 3.
Text no.
8: Disputed
questions De veritate, question 10, article
8, ad 13.
Text no.
9: Quodlibetal disputations, Quodlibet 9,
question 4, article 1, corpus.
Text no.
10: Summa theologiae, part I, question
3, article 4, ad 2.
Text no.
11: Disputed
questions De potentia, question 7, article
2, ad 1.
Text no.
12: Commentary
on Aristotle’s Metaphysics, book 4, lectio 2.
Text no.
13: Exposition of Boethius’s De hebdomadibus, lectio 2.