Definition of Greatest Integer Function. The greatest integer function of a real number x is represented by f(x) = [x] or |_x_|. For all real numbers x, the greatest integer function returns the largest integer less than or equal to x.
Daniel James Johnson, aka Danger Dolan, is an Australian YouTuber who specializes in trivia countdown videos narrated by animated characters.
Selene, Goddess of the Moon. According to the ancient Greeks, Selene was the goddess of the moon. She was the granddaughter of Gaia, or Mother Earth, and Uranus, or Father Sky. Selene was one of the Titans, the immortal children of Gaia and Uranus, the daughter of their son Hyperion. Selene and her brother, Helios, god of the sun, were responsible for controlling the movements of the sun and moon across the sky.