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• The logical conditional word; see also Control flow.
• If...., a 1968 British film
• If—, poem by Rudyard Kipling
• If magazine, aka Worlds of If, a science fiction magazine published from the 1950s until 1974, when it merged with Galaxy science fiction.
• If..., a political comic strip which appears in the UK broadsheet newspaper The Guardian.
• If (song) , by the American pop group Bread
• Impact FactorImpact Factor is a measure of importance of scientific journals. It is calculated each year by the Institute for Scientific Information for those journals which it tracks, and are published in the Journal Citation Report. Impact Factors have a huge, but c
• Interactive fictionInteractive fiction often abbreviated as IF is a simulated environment in which players use text commands to control characters. Works in this form can be understood as literary and as computer games. Often the term interactive fiction is used to describe (IF, also known as text adventures)
• Intermediate frequency
• Intermediate filamentIntermediate filaments are one component of the cytoskeleton important structural components of living cells. Their size is intermediate between that of microfilaments and microtubules. They are assembled from several different proteins. IFs crisscross th