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      Type-generic math

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      <metanoindex/>

       
      C
       
      Numéricos
       
      O <tgmath.h> cabeçalho inclui os cabeçalhos e <math.h> <complex.h> e define vários tipo genérico macros. Estas macros determina a função efectiva de chamar, dependendo dos tipos dos parâmetros.
      Original:
      The header <tgmath.h> includes the headers <math.h> and <complex.h> and defines several type-generic macros. These macros determines the actual function to call depending on the types of the parameters.
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      Trigonométrica, poder, hiperbólica e funções exponenciais NJ

      A XXX macro tipo genérico chama um de:
      Original:
      A type-generic macro XXX calls either of:
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      • real função:
        Original:
        real function:
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      • float variante XXXf
        Original:
        float variant XXXf
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      • double variante XXX
        Original:
        double variant XXX
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      • long double variante XXXl
        Original:
        long double variant XXXl
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      • função complexa:
        Original:
        complex function:
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      • float variante cXXXf
        Original:
        float variant cXXXf
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      • double variante cXXX
        Original:
        double variant cXXX
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      • long double variante cXXXl
        Original:
        long double variant cXXXl
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      Uma exceção à regra acima é exp (veja a tabela abaixo).
      Original:
      An exception to the above rule is exp (see the table below).
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      A função de chamada é determinado como se segue:
      Original:
      The function to call is determined as follows:
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      • Se qualquer um dos parâmetros é complexo, em seguida, a função complexa é chamada, caso contrário, a verdadeira função é chamada.
        Original:
        If any of the parameters is complex, then the complex function is called, otherwise the real function is called.
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      • Se qualquer um dos parâmetros é long double, em seguida, a variante long double é chamado. Caso contrário, se nenhum dos parâmetros é double, em seguida, a variante double é chamado. Caso contrário, é chamada variante float.
        Original:
        If any of the parameters is long double, then the long double variant is called. Otherwise, if any of the parameters is double, then the double variant is called. Otherwise, float variant is called.
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      • O comportamento é indefinido é qualquer um dos parâmetros é incompatível com o argumento da função correspondente.
        Esta seção está incompleta
        Motivo: what's meant by incompatible?
        Original:
        The behavior is undefined is any of the parameters is incompatible with the corresponding argument of the function.
        Esta seção está incompleta
        Motivo: what's meant by incompatible?
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      As macros de tipo genérico são como se segue:
      Original:
      The type-generic macros are as follows:
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      Type-generic macro Real function
      variants       		Complex function
      variants
       
      float
      double
      long double
      float
      double
      long double
      asin asinf asin asinl casinf casin casinl
      acos acosf acos acosl cacosf cacos cacosl
      atan atanf atan atanl catanf catan catanl
      asinh asinhf asinh asinhl casinhf casinh casinhl
      acosh acoshf acosh acoshl cacoshf cacosh cacoshl
      atanh atanhf atanh atanhl catanhf catanh catanhl
      sin sinf sin sinl csinf csin csinl
      cos cosf cos cosl ccosf ccos ccosl
      tan tanf tan tanl ctanf ctan ctanl
      sinh sinhf sinh sinhl csinhf csinh csinhl
      cosh coshf cosh coshl ccoshf ccosh ccoshl
      tanh tanhf tanh tanhl ctanhf ctanh ctanhl
      exp expf exp expl cexpf cexp cexpl
      log logf log logl clogf clog clogl
      pow powf pow powl cpowf cpow cpowl
      sqrt sqrtf sqrt sqrtl csqrtf csqrt csqrtl
      abs fabsf fabs fabsl cabsf cabs cabsl
      exp expf exp expl cexpf cexp cexpl

      NJ funções diversas

      A XXX macro tipo genérico chama uma das variantes de uma função real:
      Original:
      A type-generic macro XXX calls either of the variants of a real function:
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      • float variante XXXf
        Original:
        float variant XXXf
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      • double variante XXX
        Original:
        double variant XXX
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      • long double variante XXXl
        Original:
        long double variant XXXl
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      Note, não há modf macro tipo genérico.
      Original:
      Note, there's no modf type-generic macro.
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      A função de chamada é determinado como se segue:
      Original:
      The function to call is determined as follows:
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      • Se qualquer um dos parâmetros é long double, em seguida, a variante long double é chamado. Caso contrário, se nenhum dos parâmetros é double, em seguida, a variante double é chamado. Caso contrário, é chamada variante float.
        Original:
        If any of the parameters is long double, then the long double variant is called. Otherwise, if any of the parameters is double, then the double variant is called. Otherwise, float variant is called.
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      • O comportamento é indefinido é qualquer um dos parâmetros é incompatível com o argumento da função correspondente.
        Esta seção está incompleta
        Motivo: what's meant by incompatible?
        Original:
        The behavior is undefined is any of the parameters is incompatible with the corresponding argument of the function.
        Esta seção está incompleta
        Motivo: what's meant by incompatible?
        The text has been machine-translated via Google Translate.
        You can help to correct and verify the translation. Click here for instructions.
      Type-generic macro Real function
      variants
       
      float
      double
      long double
      atan2 atan2f atan2 atan2l
      cbrt cbrtf cbrt cbrtl
      ceil ceilf ceil ceill
      copysign copysignf copysign copysignl
      erf erff erf erfl
      erfc erfcf erfc erfcl
      exp2 exp2f exp2 exp2l
      expm1 expm1f expm1 expm1l
      fdim fdimf fdim fdiml
      floor floorf floor floorl
      fma fmaf fma fmal
      fmax fmaxf fmax fmaxl
      fmin fminf fmin fminl
      fmod fmodf fmod fmodl
      frexp frexpf frexp frexpl
      hypot hypotf hypot hypotl
      ilogb ilogbf ilogb ilogbl
      ldexp ldexpf ldexp ldexpl
      lgamma lgammaf lgamma lgammal
      llrint llrintf llrint llrintl
      llround llroundf llround llroundl
      log10 log10f log10 log10l
      log1p log1pf log1p log1pl
      log2 log2f log2 log2l
      logb logbf logb logbl
      lrint lrintf lrint lrintl
      lround lroundf lround lroundl
      nearbyint nearbyintf nearbyint nearbyintl
      nextafter nextafterf nextafter nextafterl
      nexttoward nexttowardf nexttoward nexttowardl
      remainder remainderf remainder remainderl
      remquo remquof remquo remquol
      rint rintf rint rintl
      round roundf round roundl
      scalbln scalblnf scalbln scalblnl
      scalbn scalbnf scalbn scalbnl
      tgamma tgammaf tgamma tgammal
      trunc truncf trunc truncl

      Exemplo

      int i;
float f;
double d;
long double ld;
float complex fc;
double complex dc;
long double complex ldc;

// macro -> function call
cos(i);   // -> cos(i)
sin(f);   // -> sinf(f)
acos(d);  // -> acos(d)
sqrt(dc); // -> csqrt(dc);