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    atan2

    De cppreference.com
    < c | numeric | math

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    C
     
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    Fonctions mathématiques courantes
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    Erreur fonctions et gamma
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    Error and gamma functions
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    Nearest integer floating point operations
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    Flottant fonctions de manipulation de points
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    FP_NORMAL
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    <tbody> </tbody>
    Déclaré dans l'en-tête <math.h>
    float atan2f( float y, float x );
    double atan2( double y, double x );
    long double atan2l( long double y, long double x );
    Calcule la tangente inverse de y/x en utilisant les signes d'arguments pour déterminer correctement le quadrant .
    Original:
    Computes the inverse tangent of y/x using the signs of arguments to correctly determine quadrant.
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    Paramètres

    x, y -
    valeur du point flottant
    Original:
    floating point value
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    Retourne la valeur

    Arc tangente de y/x en radians dans l'intervalle de radians [-π; π] .
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    Arc tangent of y/x in radians in the range of [-π; π] radians.
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    Exemple

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    Voir aussi
    calcule l'arc tangente (arctan(x))
    Original:
    computes arc tangent (arctan(x))
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    (fonction) [edit]
    arcsinus calcule (arcsin(x))
    Original:
    computes arc sine (arcsin(x))
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    (fonction) [edit]
    calcule l'arc cosinus (arccos(x))
    Original:
    computes arc cosine (arccos(x))
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    (fonction) [edit]
    calcule la tangente (tan(x))
    Original:
    computes tangent (tan(x))
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    (fonction) [edit]
    C++ documentation for atan2