1+1 is a mathematical expression that evaluates to: *

2 (number) 2 (two) is a number, numeral and digit. It is the natural number following 1 and preceding 3. It is the smallest and only even prime number. Because it forms the basis of a duality, it has religious and spiritual significance in many cultur ...

(in ordinary arithmetic) *

1 (number) 1 (one, unit, unity) is a number representing a single or the only entity. 1 is also a numerical digit and represents a single unit of counting or measurement. For example, a line segment of ''unit length'' is a line segment of length 1 ...

(in Boolean algebra with a notation where '+' denotes a logical disjunction) *

0 (number) 0 (zero) is a number representing an empty quantity. In place-value notation such as the Hindu–Arabic numeral system, 0 also serves as a placeholder numerical digit, which works by multiplying digits to the left of 0 by the radix, usuall ...

(in Boolean algebra with a notation where '+' denotes 'exclusive or' operation, or in a quotient ring of numbers modulo 2) The terms 1+1, One Plus One, or One and One may refer to:

1+1

1 + 1 + 1 + 1 + ⋯ 1 (one, unit, unity) is a number representing a single or the only entity. 1 is also a numerical digit and represents a single unit (measurement), unit of counting or measurement. For example, a line segment of ''unit length'' is a line segment ...

, a mathematical divergent series *

1+1 (TV channel) 1+1 ( uk, один плюс один, translit=odyn plyus odyn) is a national Ukrainian language TV channel, owned by 1+1 Media Group. It has the second largest geographic reach of any channel in Ukraine, covering 95% of Ukraine's territory. His ...

, a Ukrainian TV channel * ''1+1'' (Grin album), 1972 * ''1+1'' (Herbie Hancock and Wayne Shorter album), 1997 * "1+1" (song), by Beyoncé Knowles *"1+1", a 2021 song by Sia from ''Music''

One Plus One

* OnePlus One, an Android smartphone *''One Plus One'', original title of Jean-Luc Godard's 1968 film '' Sympathy for the Devil'' *''One Plus One'', 2002 graphic novel published by Oni Press * ''One Plus One'' (TV programme), a weekly interview show aired by ABC in Australia *'' Unomásuno'' (English: One Plus One), a Mexican newspaper

One and One

One and One (musical) ''One & One'' is an American 1970s ASCAP award-winning original off-Broadway musical comedy by Dianne Adams (music and lyrics), Fred Bennett (book), and Richard O'Donnell (book, music and lyrics). Production ''One & One'' is a musical comedy th ...

, an American 1970s off-Broadway musical comedy (also known as ''One & One'') *

One and One (song) "One and One" is a song written by Billy Steinberg, Rick Nowels and Marie-Claire D'Ubaldo. The song was performed by Edyta Górniak. It was covered by Robert Miles (feat. Maria Nayler) in 1996. Edyta Górniak version The song was first recorded ...

, written by Billy Steinberg, Rick Nowels and Marie-Claire D'Ubaldo and notably covered by Robert Miles feat. Maria Nayler * "

One and One (Ain't I Good Enough) "One and One (Ain't I Good Enough)" is a song from Australian pop group Wa Wa Nee. The song was released in April 1987 on 2x7" Vinyl Single as the fourth and final single from their self-titled debut studio album, (1986). The song peaked at num ...

", a 1987 song by Wa Wa Nee * One-and-one, a type of free throw in basketball *

Fish and chips Fish and chips is a popular hot dish consisting of fried fish in crispy batter, served with chips. The dish originated in England, where these two components had been introduced from separate immigrant cultures; it is not known who created t ...

, in Dublin slang

Other

1&1 Internet Ionos (formerly 1&1 IONOS and 1&1 Internet) is a web hosting company. It was founded in Germany in 1988 and is currently owned by United Internet. In addition to web hosting, it also provides domain registration, SSL certificates, email service ...

, a web hosting company * ''1 and 1'' (SHINee album), a 2016 reissue of their album ''1 of 1''

1+1

One Plus One

One and One

Other

See also