R.O.O.T.S. (short for Route of Overcoming the Struggle) is the second studio album by American rapper Flo Rida. It was released on March 24, 2009, by...

R.O.T.O.R. (also known as Blue Steel and R.O.T.O.R.: Police Force) is a 1987 American science fiction action film starring Richard Gesswein, Jayne Smith...

the musical direction set on 1971's REO Speedwagon with Richrath's own compositions carrying the record. R.E.O./T.W.O. launched REO on its first national...

R.O.B. (Robotic Operating Buddy) is a toy robot accessory for the Nintendo Entertainment System (NES). It was key to the NES's launch in October 1985...

[ˈadam ɔsˈtrɔfskʲi], born 15 May 1980 in Łódź, Poland), better known as O.S.T.R., is a Polish rapper, musician, audio engineer and record producer, famous...

Seung-hyun (Korean: 최승현; born November 4, 1987), better known by his stage name T.O.P, is a South Korean rapper, singer, songwriter and actor. He performed as...

S.O.S. is the debut album released by the R&B band the S.O.S. Band on the Tabu label in the summer of 1980. It was produced by Sigidi Abdullah. The album...

Santiago Jr. (born September 6, 1977), better known by his stage names N.O.R.E. and Noreaga, is an American rapper. Santiago first rose to prominence...

O.A.R. (short for Of A Revolution) is an American rock band, founded in 1996 in Rockville, Maryland. The band consists of lead vocalist/guitarist Marc...

O notation captures what remains: we write either T ( n ) = O ( n 2 ) {\displaystyle T(n)=O(n^{2})} or T ( n ) ∈ O ( n 2 ) {\displaystyle T(n)\in O(n^{2})}...