Egyptian fraction have been called "Horus-Eye fractions" after a theory (now discredited) that they were based on the parts of the Eye of Horus symbol. They were used in the Middle Kingdom in conjunction with the later notation for Egyptian fractions to subdivide a hekat, the primary ancient Egyptian volume measure for grain, bread, and other small quantities of volume, as described in the Akhmim Wooden Tablet. If any remainder was left after expressing a quantity in Eye of Horus fractions of a hekat, the remainder was written using the usual Egyptian fraction notation as multiples of a "ro", a unit equal
Hapi (Son of Horus) Hapi (Son of Horus) Hapi, sometimes transliterated as Hapy, is one of the Four sons of Horus in ancient Egyptian religion, depicted in funerary literature as protecting the throne of Osiris in the Underworld. Hapi was the son of Heru-ur and Isis or Serqet. He is not to be confused with another god of the same name. He is commonly depicted with the head of a hamadryas baboon, and is tasked with protecting the lungs of the deceased, hence the common depiction of a hamadryas baboon head sculpted as the lid of the canopic jar that held the lungs. Hapi