Another important contribution made by Porphyry was in writing his Life of Pythagoras. Certain important fragments of other mathematician's writings have also been preserved in the works of Porphyry including Nicomachus and Eudemus .
Ilang mahalagang fragments ng iba pang mga dalub-agbilang's writings may din been nakapreserba sa mga gawa ng porpiri kasama ang Nicomachus at Eudemus.