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HUGE_VALF

提供: cppreference.com
< cpp‎ | numeric‎ | math

 
 
ニューメリックスライブラリ
一般的な数学関数
浮動小数点環境
複素数
数値配列
擬似乱数生成
コンパイル時有理数演算 (C++11)
汎用の数値演算
Original:
Generic numeric operations
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iota(C++11)
accumulate
inner_product
adjacent_difference
partial_sum
 
一般的な数学関数
機能します
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Functions
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基本操作
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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)
指数関数
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Exponential functions
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exp
exp2(C++11)
expm1(C++11)
log
log10
log1p(C++11)
log2(C++11)
電源機能
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Power functions
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sqrt
cbrt(C++11)
hypot(C++11)
pow
三角関数や双曲線関数
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Trigonometric and hyperbolic functions
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sinh
cosh
tanh
asinh(C++11)
acosh(C++11)
atanh(C++11)
エラーおよびガンマ関数
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Error and gamma functions
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erf(C++11)
erfc(C++11)
lgamma(C++11)
tgamma(C++11)
最も近い整数の浮動小数点演算
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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)
点操作関数に浮かぶ
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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)
分類/比較
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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)
マクロ定数
Original:
Macro constants
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HUGE_VALF
HUGE_VAL
HUGE_VALL
(C++11)

(C++11)
INFINITY(C++11)
NAN(C++11)
math_errhandling
MATH_ERRNO
MATH_ERREXCEPT
(C++11)
FP_NORMAL
FP_SUBNORMAL
FP_ZERO
FP_INFINITE
FP_NAN
(C++11)
(C++11)
(C++11)
(C++11)
(C++11)
 
Defined in header <cmath>
#define HUGE_VALF /*implementation defined*/
(C++11およびそれ以降)
#define HUGE_VAL  /*implementation defined*/
#define HUGE_VALL /*implementation defined*/
(C++11およびそれ以降)
HUGE_VALFHUGE_VALHUGE_VALLマクロがオーバーフローの場合、浮動小数点関数および演算子から返された値と等しい正の浮動小数点定数式に展開.
Original:
The HUGE_VALF, HUGE_VAL and HUGE_VALL macros expand to positive floating point constant expressions which compare equal to the values returned by floating-point functions and operators in case of overflow.
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定数
Original:
Constant
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Explanation
HUGE_VALF
オーバーフローを示す正float式に展開する
Original:
Expands to positive float expression that indicates overflow
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HUGE_VAL
doubleとして必ずしも表現できない、オーバーフローを示す正float式に展開する
Original:
Expands to positive double expression that indicates overflow, not necessarily representable as a float
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HUGE_VALL
long doubleまたはfloatとして必ずしも表現できない、オーバーフローを示す正double式に展開する
Original:
Expands to positive long double expression that indicates overflow, not necessarily representable as a float or double
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浮動小数点の無限大をサポートする実装では、これらのマクロは常にfloatdouble、そしてlong double、それぞれの正の無限大に拡大.
Original:
On implementations that support floating-point infinities, these macros always expand to the positive infinities of float, double, and long double, respectively.
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