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1. Dictionary

   gradient

   /ˈɡreɪdɪənt/

   noun

   • 1. an inclined part of a road or railway; a slope: "fail-safe brakes for use on steep gradients" Similar slopeinclinehillriserising groundbankrampacclivitydropdescentdeclivitygrade
   • ▪ the degree of a slope: "the path becomes very rough as the gradient increases" Similar steepnessangleslantslopeinclinationleaning
   • ▪ the degree of steepness of a graph at any point.
   • 2. an increase or decrease in the magnitude of a property (e.g. temperature, pressure, or concentration) observed in passing from one point or moment to another.
   • ▪ the rate of such a change.
   • ▪ the vector formed by the operator ∇ acting on a scalar function at a given point in a scalar field.

   Word Origin mid 19th century: from grade, on the pattern of salient.

   Scrabble Points: 10

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2. en.wikipedia.org › wiki › Automatic_differentiationAutomatic differentiation - Wikipedia

   en.wikipedia.org › wiki › Automatic_differentiation

   • Cached

   18 hours ago · Automatic differentiation. In mathematics and computer algebra, automatic differentiation ( auto-differentiation, autodiff, or AD ), also called algorithmic differentiation, computational differentiation, [1] [2] is a set of techniques to evaluate the partial derivative of a function specified by a computer program.

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   How do you find the gradient of a function?

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4. en.wikipedia.org › wiki › Kardashev_scaleKardashev scale - Wikipedia

   en.wikipedia.org › wiki › Kardashev_scale

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   18 hours ago · At the Cerro Paranal Observatory, a laser beam is used to create an artificial star to tune the Very Large Telescope (VLT). The search for exoplanets on which extraterrestrial civilizations could be found is one of the many missions of the VLT. The Kardashev scale ( Russian: Шкала́ Кардашёва, romanized : Shkalá Kardashova) is a ...