The work of Origen is mentioned together with those of Plutarch, Pausanias, and Alexander of Aphrodisias as evidence for the concept of [TEXT NOT REPRODUCIBLE IN ASCII.

20 PA3864 In 1857, Problems was published as a supplement to the four- volume series Medical Puzzles and Physical Problems, published over the first half of the 19th century and attributed to Alexander of Aphrodisias, the commentator of Aristotle who flourished about 200 BC.

Through an analysis of the Heidelberger Disputation from 1518 the author tries to show, that the position of Luther--that the immortality of the soul can not be shown by means of Aristotelian natural philosophy but only through principles of faith--gets some support by the position of Alexander of Aphrodisias, who maintains that in accordance with Aristotelian natural philosophy, the human soul has to be thought of as mortal.