᾽Αριθμητικὰς εἰσαγωγ€ς. A few fragments of this work are given in the Theologumena Arithmeticæ (Paris, 1543), p. 9, 16, 24, 34, 56, 64 (according to Fabricius), and by Fabricius in his Bibl. Gr. II. 275–277 (ed. Harles, III. 462 sq.).