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WebInverse tangent function. The arctangent of x is defined as the inverse tangent function of x when x is real (x ∈ℝ ). When the tangent of y is equal to x: tan y = x. Then the arctangent of x is equal to the inverse tangent function of x, which is equal to y: arctan x = tan -1 x = y. WebThe Mathematical Gazette is one of the leading journals in its field, publishing important and influential articles about the teaching and learning of mathematics. It also features fascinating expositions of attractive areas of mathematics, book reviews, and a teasing problem corner. Its readership spans the globe and includes school teachers ... WebLes mathématiques permettent de décoder le présent. Tangente met en lumière l'empreinte des mathématiques sur l'actualité, la vie quotidienne, les techniques et … cool pokemon live wallpaper