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.
Dolan is an uncommonly occurring given name for males but a very prominent last name for all people (#1179 out of 150436, Top 1%). (2000 U.S. CENSUS) Dolan entered the list in 1930-1939 and reached its highest position of #1848 in the U.S. then, but is not in the Top 1000 at the moment. (2015 BIRTH Statistics)