Hero the Younger

Hero the younger is the name given without any sufficient reason to a Byzantine land-surveyor who wrote (about AD 938) a treatise on land-surveying modelled on the works of Hero of Alexandria, especially the Dioptra.

Literature

 This article incorporates text from a publication now in the public domainChisholm, Hugh, ed (1911). Encyclopædia Britannica (11th ed.). Cambridge University Press.