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.
Timothy Dolan, Archbishop of New York 2009-present. Xavier Dolan, Canadian actor and filmmaker. Grayson and Ethan Dolan, Viners and YouTubers. Please add to or correct the information provided by other members of the Nameberry community.