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The result is that the truth of either one of the connected statements requires the truth of the other (i.e. either both statements are true, or both are false), though it is controversial whether the connective thus defined is properly rendered by the English "if and only if"—with its pre-existing meaning. For example, P if and only if Q ...
Venn diagram of (true part in red) In logic and mathematics, the logical biconditional, also known as material biconditional or equivalence or biimplication or bientailment, is the logical connective used to conjoin two statements and to form the statement "if and only if" (often abbreviated as "iff " [1]), where is known as the antecedent, and the consequent.
"If Only" is a song performed by American actress and singer Dove Cameron in her role of Mal from Disney Channel's 2015 television film Descendants, whose music and lyrics were composed by Adam Anders, Nikki Hassman and Peer Astrom. The song debuted at number 99 on the Billboard Hot 100 and peaked at 94. [1]
The first recognizable ancestor of the rhyme was recorded in William Camden's (1551–1623) Remaines of a Greater Worke, Concerning Britaine, printed in 1605, which contained the lines: "If wishes were thrushes beggars would eat birds". [4]
When referring to hypothetical future circumstance, there may be little difference in meaning between the first and second conditional (factual vs. counterfactual, realis vs. irrealis). The following two sentences have similar meaning, although the second (with the second conditional) implies less likelihood that the condition will be fulfilled:
Ian Wyndham is a British businessman who lives with his American musician girlfriend, Samantha Andrews (), in London.Taking us through a day in Ian and Samantha's life, the film opens by showing different events such as Samantha getting burnt on a kettle, Ian's watch breaking, Samantha getting Coca-Cola splashed on her clothing, and Ian being interrupted by Samantha during an important meeting ...
If I Only Had a Brain" (also "If I Only Had a Heart" and "If I Only Had the Nerve") is a song by Harold Arlen (music) and Yip Harburg (lyrics). The song is sung in the 1939 film The Wizard of Oz by the character Scarecrow , played by Ray Bolger , when he meets Dorothy , played by Judy Garland .
If Only, an Italian film; If Only, an Armenian TV series; If Only, Geri Halliwell's 1999 autobiography "If Only" (Descendants song), 2015 "If Only" (KT Tunstall song), 2008 "If Only" (Hanson song), 2000 "If Only", song from Away from the World by Dave Matthews Band "If Only", song from Popstar: A Dream Come True by Sarah Geronimo