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 name of the Horus falcon: hovering high in the sky, stretching out his wings widely and seemingly looking over all of Egypt, this heraldic animal represented omnipresence and an outstretching power. Additionally, the names of early dynasty kings show, when translated, an astonishing aggressiveness, which clearly expresses the wish of Egyptian kings to be untouchable and undefeatable, thanks to the god Horus. During the 2nd Dynasty, the serekh names of the kings reveal a rather peace-seeking nature, expressing the wish of the pharaohs to rule over an unwavering world full of order and harmony: the epitheton of the Horus name of