fpclassify

 

C

言語

支援を入力します

動的なメモリ管理

エラー処理

プログラムユーティリティ

日付と時間のユーティリティ

ストリングスライブラリ

アルゴリズム

ニューメリック

入力/出力をサポートしています

ローカリゼーションサポート

スレッドのサポート (C11)

アトミック操作 (C11)

 

ニューメリック

一般的な数学関数

浮動小数点環境

Complex number arithmetics

乱数生成

型汎用数学

 

一般的な数学関数

機能します Original: Functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
基本操作 Original: Basic operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
abs labs llabs imaxabs (C99) fabs div ldiv lldiv imaxdiv (C99) fmod	remainder (C99) remquo (C99) fma (C99) fmax (C99) fmin (C99) fdim (C99) nan nanf nanl (C99) (C99) (C99)
指数関数 Original: Exponential functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
exp exp2 (C99) expm1 (C99)	log log10 log1p (C99) log2 (C99)
電源機能 Original: Power functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
sqrt cbrt (C99)	hypot (C99) pow
三角関数や双曲線関数 Original: Trigonometric and hyperbolic functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
sin cos tan asin acos atan atan2	sinh cosh tanh asinh (C99) acosh (C99) atanh (C99)
エラーおよびガンマ関数 Original: Error and gamma functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
erf (C99) erfc (C99)	lgamma (C99) tgamma (C99)
最も近い整数の浮動小数点演算 Original: Nearest integer floating point operations The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
ceil floor round lround llround (C99) (C99) (C99)	trunc (C99) nearbyint (C99) rint lrint llrint (C99) (C99) (C99)
点操作関数に浮かぶ Original: Floating point manipulation functions The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
ldexp scalbn scalbln (C99) (C99) ilogb (C99) logb (C99)	frexp modf nextafter nexttoward (C99) (C99) copysign (C99)
分類 Original: Classification The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
fpclassify (C99)
isfinite (C99)
isinf (C99)
isnan (C99)
isnormal (C99)
signbit (C99)
マクロ定数 Original: Macro constants The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.
HUGE_VALF HUGE_VAL HUGE_VALL (C99) (C99)	FP_NORMAL FP_SUBNORMAL FP_ZERO FP_INFINITE FP_NAN (C99) (C99) (C99) (C99) (C99)

 

Defined in header <math.h>
#define fpclassify(arg) /* implementation defined */

ゼロ、非正規、通常、無限、NaN、または実装で定義されたカテゴリは、次のカテゴリに浮動小数点値argを分類しています。マクロは、整数値を返します.

Original:

Categorizes floating point value arg into the following categories: zero, subnormal, normal, infinite, NAN, or implementation-defined category. The macro returns an integral value.

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パラメータ

arg

-

浮動小数点値 Original: floating point value The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions.

値を返します

FP_INFINITEのカテゴリを指定FP_NAN、FP_NORMAL、FP_SUBNORMAL、FP_ZERO、argまたは実装定義型の一つ、.

Original:

One of FP_INFINITE, FP_NAN, FP_NORMAL, FP_SUBNORMAL, FP_ZERO or implementation-defined type, specifying the category of arg.

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も参照してください

isfinite (C99)	与えられた番号かどうかをチェックするには、有限の値を持ちます Original: checks if the given number has finite value The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (関数)
isinf (C99)	与えられた数が無限であるかどうかをチェックします Original: checks if the given number is infinite The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (関数)
isnan (C99)	与えられた番号かどうかをチェックするにはNaNになります Original: checks if the given number is NaN The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (関数)
isnormal (C99)	指定された数値が正常であるかどうかをチェックします Original: checks if the given number is normal The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (関数)
C++ documentation for fpclassify