Hero the younger
Hero the younger is the name given without any sufficient reason to a Byzantine land-surveyor who wrote (about A.D. 938) a treatise on land-surveying modelled on the works of
Hero of Alexandria, especially the Dioptra.
* "Geodesie de Heron de Byzance", published by Vincent in Notices et extraits des manuscrits de la Bibliotheque Imperiale, xix. 2 (Paris, 1858)
*T. H. Martin in "Memoires presentes Academie des Inscript i ons", 1st series, iv. (Paris, 1854).
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