title: Big O
text: # Big O
  
  Big O or The Big O may refer to:
  
  ## Fiction
  
  * The Big O, a 1999 Japanese animated TV series
  
  ## Mathematics and computing
  
  * Big Omega function (disambiguation), various arithmetic functions in number theory
  * Big O notation, asymptotic behavior in mathematics and computing
     * Time complexity in computer science, whose functions are commonly expressed in big O notation
  
  ## People
  
  * Omar Gooding (born 1976), American actor, rapper, voice artist and comedian
  * Oliver Miller (born 1970), former professional basketball player
  * Takashi Nagasaki (born 1958), Japanese author
  * Barack Obama (born 1961), 44th President of the United States
  * Roy Orbison (1936–1988), American singer-songwriter
  * Glenn Ordway (born 1951), Boston-area sports radio host
  * Otis Redding (1941–1967), American soul singer-songwriter and record producer
  * Oscar Robertson (born 1938), former professional basketball player
  * Oscar Santana, American radio personality
  * Oprah Winfrey (born 1954), American television host, producer and philanthropist
  * Oscar McInerney (born 1994), Australian rules footballer
  
  ## Structures and venues
  
  * Big O (Ferris wheel), the world's largest centerless Ferris wheel, in Japan
  * Big "O", a structure on Skinner Butte in Eugene, Oregon, United States, listed on the National Register of Historic Places
  * Olympic Stadium (Montreal), Quebec, Canada; the main venue of the 1976 Summer Olympics
  * Ontario Motor Speedway, California, USA; former superspeedway racecar track
  
  ## Other uses
  
  * Omega (Ω), a Greek letter, whose name translates literally as "great O"
  * Big O Tires, a tire retailer in the United States and Canada
  * The Big O (album), by Roy Orbison
  * Big Orange Chorus, a barbershop men's chorus in Jacksonville, Florida
  