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Doublet

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	Doublet may refer to: Doublet (clothing) Doublet (clothing) A doublet is a man's snug-fitting buttoned jacket that was worn in Western Europe from the Middle Ages through to the mid-17th century. The term also refers to a formal jacket worn with highland dress, a variation of which is called an Argyll jacket or Prince Charlie jacket .... , a man's snug-fitting buttoned jacket that was worn from the late 14th century to the mid 17th century Doublet (lapidary) Doublet (lapidary) A doublet is a type of gem composed in two sections. It is sometimes used to imitate other, more expensive gems.A garnet and glass doublet uses a top portion of natural garnet fused to any color of glass to imitate a gem.... , an assembled gem composed in two sections, such as a garnet overlaying green glass Doublet (lens) Doublet (lens) In optics, a doublet is a type of lens made up of two simple lenses attached together. The lenses are made from glasses with different refractive index and different amounts of Dispersion .... , a type of lens, made up of two stacked layers with different refractive indices Doublet (linguistics) Doublet (linguistics) In etymology, two or more words in the same language are called doublets or etymological twins when they have the same etymological root but have entered the language through different routes.... , one of two or more words of the same language that come from the same root Doublet (physics) Doublet (physics) In quantum mechanics, a doublet is a quantum state of a system with a spin of 1/2, such that there are two allowed values of the spin component, -1/2 and +1/2.... , a quantum state of a system with a spin of 1/2 Pierre Jean Louis Ovide Doublet Pierre Jean Louis Ovide Doublet Pierre Jean Louis Ovide Doublet, politician and writer: Beaugency 25 August, 1749 - Valletta 4 February, 1824.The majority of his working life was devoted to the service of the Grand Master of the Order of Malta.... (1749 - 1824), a politician and writer from France Word ladder Word ladder Word Ladder is a word game invented by Lewis Carroll, the author of books such as Alice's Adventures in Wonderland and Through the Looking-Glass.... or "Doublets", a word game invented by Lewis Carroll In mathematics, the unit doublet is the derivative Derivative In calculus, a branch of mathematics, the derivative is a measure of how a function changes as its input changes. Loosely speaking, a derivative can be thought of as how much a quantity is changing at a given point.... of the Dirac delta function Dirac delta function The Dirac delta or Dirac's delta is a mathematics construct introduced by theoretical physicist Paul Dirac. Informally, it is a function representing an infinitely sharp peak bounding unit area: a function d that has the value 0 everywhere except at x = 0 where its value is infinity in such a way that its total integral is 1.... In textual criticism Textual criticism Textual criticism is a branch of literary criticism that is concerned with the identification and removal of transcription errors in the Writing of manuscripts.... , two different narrative accounts of the same actual event Dimeresia howellii Dimeresia *Dimeresia* is a monotypic genus in the Asteraceae containing the single species *Dimeresia howellii, which is known by the common name doublet*.... , a tiny flowering plant.