The Big O (album) The Big O (album) The Big O is the fifteenth music album recorded by Roy Orbison, and according to Marcel Riesco's official Roy Orbison discography, his second for London Records in the United Kingdom. The music and backing vocals were provided by English group, the Art Movement on all tracks except for "Penny Arcade", which was a studio recording and was released as a single in 1969, peaking at #27 in the UK and would be Orbison's last UK chart success during his lifetime. "Penny Arcade" was also his biggest hit in Australia, spending four weeks at Number One around
Big O notation science uses the big "O", Big Theta Θ, little "o", little omega ω and Knuth's big Omega Ω notations. Analytic number theory often uses the big "O", small "o", Hardy–Littlewood's big Omega Ω (with or without the +, - or ± subscripts) and formula_119 notations. The small omega ω notation is not used as often in analysis. Informally, especially in computer science, the Big "O" notation often is permitted to be somewhat abused to describe an asymptotic tight bound where using Big Theta Θ notation might be more factually appropriate in a given context. For example, when considering a function