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
Horus the Pharaoh theologically had dominion over all the world. The notion of Horus as the pharaoh seems to have been superseded by the concept of the pharaoh as the son of Ra during the Fifth Dynasty. Horus was born to the goddess Isis after she retrieved all the dismembered body parts of her murdered husband Osiris, except his penis, which was thrown into the Nile and eaten by a catfish, or sometimes depicted as instead by a crab, and according to Plutarch's account used her magic powers to resurrect Osiris and fashion a phallus to conceive her son (older Egyptian