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      FP_NORMAL, FP_SUBNORMAL, FP_ZERO, FP_INFINITE, FP_NAN

      De cppreference.com
      < cpp‎ | numeric‎ | math

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      C++
       
      Bibliothèque Numerics
      Fonctions mathématiques courantes
      Virgule flottante environnement
      Nombres complexes
      Tableaux numériques
      La génération de nombres pseudo-aléatoires
      Moment de la compilation arithmétique rationnelle (C++11)
      Génériques des opérations numériques
      Original:
      Generic numeric operations
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      iota (C++11)
      accumulate
      inner_product
      adjacent_difference
      partial_sum
       
      Fonctions mathématiques courantes
      {{{1}}}
      Original:
      {{{2}}}
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      Fonctions
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      Functions
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      Opérations de base
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      Basic operations
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      remainder (C++11)
      remquo (C++11)
      fma (C++11)
      fmax (C++11)
      fmin (C++11)
      fdim (C++11)
      nan
      nanf
      nanl      		 (C++11)
      (C++11)
      (C++11)
      Les fonctions exponentielles
      Original:
      Exponential functions
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      exp
      exp2 (C++11)
      expm1 (C++11)
      log
      log10
      log1p (C++11)
      log2 (C++11)
      Les fonctions de puissance
      Original:
      Power functions
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      sqrt
      cbrt (C++11)
      hypot (C++11)
      pow
      Les fonctions trigonométriques et hyperboliques
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      Trigonometric and hyperbolic functions
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      sinh
      cosh
      tanh
      asinh (C++11)
      acosh (C++11)
      atanh (C++11)
      {{{1}}}
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      {{{2}}}
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      Erreur fonctions et gamma
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      Error and gamma functions
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      erf (C++11)
      erfc (C++11)
      lgamma (C++11)
      tgamma (C++11)
      Entier le plus proche opérations en virgule flottante
      Original:
      Nearest integer floating point operations
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      ceil
      floor
      round
      lround
      llround      		 (C++11)
      (C++11)
      (C++11)
      trunc (C++11)
      nearbyint (C++11)
      rint
      lrint
      llrint      		 (C++11)
      (C++11)
      (C++11)
      Flottant fonctions de manipulation de points
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      Floating point manipulation functions
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      ldexp
      scalbn
      scalbln      		 (C++11)
      (C++11)
      ilogb (C++11)
      logb (C++11)
      frexp
      modf
      nextafter
      nexttoward      		 (C++11)
      (C++11)
      copysign (C++11)
      Classification / Comparaison
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      Classification/Comparison
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      fpclassify (C++11)
      isfinite (C++11)
      isinf (C++11)
      isnan (C++11)
      isnormal (C++11)
      signbit (C++11)
      isgreater (C++11)
      isgreaterequal (C++11)
      isless (C++11)
      islessequal (C++11)
      islessgreater (C++11)
      isunordered (C++11)
      Macro constantes
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      Macro constants
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      FP_NORMAL
      FP_SUBNORMAL
      FP_ZERO
      FP_INFINITE
      FP_NAN      		 (C++11)
      (C++11)
      (C++11)
      (C++11)
      (C++11)
      </div>
       
      </div>
      Déclaré dans l'en-tête <cmath>
      #define FP_NORMAL    /*implementation defined*/
      		 (depuis C++11)
      #define FP_SUBNORMAL /*implementation defined*/
      		 (depuis C++11)
      #define FP_ZERO      /*implementation defined*/
      		 (depuis C++11)
      #define FP_INFINITE  /*implementation defined*/
      		 (depuis C++11)
      #define FP_NAN       /*implementation defined*/
      		 (depuis C++11)
      Le FP_NORMAL, FP_SUBNORMAL, FP_ZERO, FP_INFINITE, FP_NAN macros représentent chacun une catégorie distincte de nombres à virgule flottante. Ils ont tous s'étendre à une expression constante entière .
      Original:
      The FP_NORMAL, FP_SUBNORMAL, FP_ZERO, FP_INFINITE, FP_NAN macros each represent a distinct category of floating-point numbers. They all expand to an integer constant expression.
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      Constante
      Original:
      Constant
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      		 Explanation
      FP_NORMAL
      indique que la valeur est normale', c'est à dire pas une infinité, inférieure à la normale, pas-a-number ou nulle
      Original:
      indicates that the value is normal, i.e. not an infinity, subnormal, not-a-number or zero
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      FP_SUBNORMAL
      indique que la valeur est inférieure à la normale'
      Original:
      indicates that the value is subnormal
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      FP_ZERO
      indique que la valeur est zéro positif ou négatif
      Original:
      indicates that the value is positive or negative zero
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      FP_INFINITE
      indique que la valeur n'est pas représentable par le type sous-jacent (infini positif ou négatif)
      Original:
      indicates that the value is not representable by the underlying type (positive or negative infinity)
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      FP_NAN
      indique que la valeur est non-nombre-(NaN)
      Original:
      indicates that the value is not-a-number (NaN)
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      [modifier]Voir aussi

      (C++11)
      catégorise la valeur du point donné flottante
      Original:
      categorizes the given floating point value
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      (fonction)[edit]
      Récupérée de « https://fr.cppreference.com/mwiki/index.php?title=cpp/numeric/math/FP_categories&oldid=48813 »
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