equal-angle sign
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Angle — This article is about angles in geometry. For other uses, see Angle (disambiguation). Oblique angle redirects here. For the cinematographic technique, see Dutch angle. ∠, the angle symbol In geometry, an angle is the figure formed by two rays… … Wikipedia
Sign (mathematics) — The plus and minus symbols are used to show the sign of a number. Not to be confused with the sine function in trigonometry. In mathematics, the word sign refers to the property of being positive or negative. Every nonzero real number is either… … Wikipedia
angle — The meeting point of two lines or planes; the figure formed by the junction of two lines or planes; the space bounded on two sides by lines or planes that meet. For angles not listed below, see the descriptive term; e.g., axioincisal, distobuccal … Medical dictionary
sign — an informal unit of angle measure originating in astrology. The Sun s annual path through the sky, called the Zodiac, is divided into 12 parts called signs, each sign corresponding roughly to one of the classic twelve constellations through… … Dictionary of units of measurement
Less-than sign — Computing= The less than sign (>) is an original ASCII charater (hex 3C, decimal 60).Angle bracketsThe less than sign is used for an approximation of the opening angle bracket ( #x27E9;). ASCII does not have angle brackets.Programming languageIn… … Wikipedia
Hour angle — In astronomy, the hour angle is one of the coordinates used in the equatorial coordinate system for describing the position of a point on the celestial sphere.The hour angle of a point is the angle between the half plane determined by the Earth… … Wikipedia
Grad (angle) — The grad is a unit of plane angle, equivalent to frac|1|400 of a full circle, dividing a right angle in 100. It is also known as gon, grade, or gradian (not to be confused with grade of a slope or gradient, or radian). One grad equals frac|9|10… … Wikipedia
Root system — This article discusses root systems in mathematics. For root systems of plants, see root. Lie groups … Wikipedia
Graham scan — The Graham scan is a method of computing the convex hull of a given set of points in the plane with time complexity O( n log n ). It is named after Ronald Graham, who published the original algorithm in 1972 [Graham, R.L. (1972).… … Wikipedia
Light-emitting diode — LED redirects here. For other uses, see LED (disambiguation). Light emitting diode Red, pure green and blue LEDs of the 5mm diffused type Type Passive, optoelectronic Working principle Electr … Wikipedia
Ising model — The Ising model, named after the physicist Ernst Ising, is a mathematical model in statistical mechanics. It has since been used to model diverse phenomena in which bits of information, interacting in pairs, produce collectiveeffects.Definition… … Wikipedia
